diff --git a/lib/vmfloaty.rb b/lib/vmfloaty.rb
index 9bbe782..390d2ab 100644
--- a/lib/vmfloaty.rb
+++ b/lib/vmfloaty.rb
@@ -43,7 +43,7 @@ class Vmfloaty
         force = options.force
 
         if args.empty?
-          STDERR.puts "No operating systems provided to obtain. See `floaty get --help` for more information on how to get VMs."
+          STDERR.puts 'No operating systems provided to obtain. See `floaty get --help` for more information on how to get VMs.'
           exit 1
         end
 
@@ -53,12 +53,12 @@ class Vmfloaty
         large_pool_requests = os_types.select{|_,v| v > max_pool_request}
         if ! large_pool_requests.empty? and ! force
           STDERR.puts "Requesting vms over #{max_pool_request} requires a --force flag."
-          STDERR.puts "Try again with `floaty get --force`"
+          STDERR.puts 'Try again with `floaty get --force`'
           exit 1
         end
 
         if os_types.empty?
-          STDERR.puts "No operating systems provided to obtain. See `floaty get --help` for more information on how to get VMs."
+          STDERR.puts 'No operating systems provided to obtain. See `floaty get --help` for more information on how to get VMs.'
           exit 1
         end
 
@@ -144,10 +144,10 @@ class Vmfloaty
         modify_all = options.all
 
         if hostname.nil? and !modify_all
-          STDERR.puts "ERROR: Provide a hostname or specify --all."
+          STDERR.puts 'ERROR: Provide a hostname or specify --all.'
           exit 1
         end
-        running_vms = modify_all ? service.list_active(verbose) : hostname.split(",")
+        running_vms = modify_all ? service.list_active(verbose) : hostname.split(',')
 
         tags = options.tags ? JSON.parse(options.tags) : nil
         modify_hash = {
@@ -171,11 +171,11 @@ class Vmfloaty
           end
           if ok
             if modify_all
-              puts "Successfully modified all VMs."
+              puts 'Successfully modified all VMs.'
             else
               puts "Successfully modified VM #{hostname}."
             end
-            puts "Use `floaty list --active` to see the results."
+            puts 'Use `floaty list --active` to see the results.'
           end
         end
       end
@@ -205,7 +205,7 @@ class Vmfloaty
         if delete_all
           running_vms = service.list_active(verbose)
           if running_vms.empty?
-            STDERR.puts "You have no running VMs."
+            STDERR.puts 'You have no running VMs.'
           else
             Utils.pretty_print_hosts(verbose, service, running_vms)
             # Confirm deletion
@@ -236,7 +236,7 @@ class Vmfloaty
             end
           end
         else
-          STDERR.puts "You did not provide any hosts to delete"
+          STDERR.puts 'You did not provide any hosts to delete'
           exit 1
         end
 
@@ -417,7 +417,7 @@ class Vmfloaty
         use_token = !options.notoken
 
         if args.empty?
-          STDERR.puts "No operating systems provided to obtain. See `floaty ssh --help` for more information on how to get VMs."
+          STDERR.puts 'No operating systems provided to obtain. See `floaty ssh --help` for more information on how to get VMs.'
           exit 1
         end
 
diff --git a/lib/vmfloaty/auth.rb b/lib/vmfloaty/auth.rb
index b68e22d..7d33327 100644
--- a/lib/vmfloaty/auth.rb
+++ b/lib/vmfloaty/auth.rb
@@ -7,11 +7,11 @@ class Auth
   def self.get_token(verbose, url, user, password)
     conn = Http.get_conn_with_auth(verbose, url, user, password)
 
-    resp = conn.post "token"
+    resp = conn.post 'token'
 
     res_body = JSON.parse(resp.body)
-    if res_body["ok"]
-      return res_body["token"]
+    if res_body['ok']
+      return res_body['token']
     else
       raise TokenError, "HTTP #{resp.status}: There was a problem requesting a token:\n#{res_body}"
     end
@@ -26,7 +26,7 @@ class Auth
 
     response = conn.delete "token/#{token}"
     res_body = JSON.parse(response.body)
-    if res_body["ok"]
+    if res_body['ok']
       return res_body
     else
       raise TokenError, "HTTP #{response.status}: There was a problem deleting a token:\n#{res_body}"
@@ -43,7 +43,7 @@ class Auth
     response = conn.get "token/#{token}"
     res_body = JSON.parse(response.body)
 
-    if res_body["ok"]
+    if res_body['ok']
       return res_body
     else
       raise TokenError, "HTTP #{response.status}: There was a problem getting the status of a token:\n#{res_body}"
diff --git a/lib/vmfloaty/errors.rb b/lib/vmfloaty/errors.rb
index 221fa14..ee8e2cb 100644
--- a/lib/vmfloaty/errors.rb
+++ b/lib/vmfloaty/errors.rb
@@ -1,23 +1,23 @@
 class AuthError < StandardError
-  def initialize(msg="Could not authenticate to pooler")
+  def initialize(msg='Could not authenticate to pooler')
     super
   end
 end
 
 class TokenError < StandardError
-  def initialize(msg="Could not do operation with token provided")
+  def initialize(msg='Could not do operation with token provided')
     super
   end
 end
 
 class MissingParamError < StandardError
-  def initialize(msg="Argument provided to function is missing")
+  def initialize(msg='Argument provided to function is missing')
     super
   end
 end
 
 class ModifyError < StandardError
-  def initialize(msg="Could not modify VM")
+  def initialize(msg='Could not modify VM')
     super
   end
 end
diff --git a/lib/vmfloaty/http.rb b/lib/vmfloaty/http.rb
index 656b732..f21b993 100644
--- a/lib/vmfloaty/http.rb
+++ b/lib/vmfloaty/http.rb
@@ -18,7 +18,7 @@ class Http
 
   def self.get_conn(verbose, url)
     if url.nil?
-      raise "Did not provide a url to connect to"
+      raise 'Did not provide a url to connect to'
     end
 
     unless is_url(url)
@@ -36,11 +36,11 @@ class Http
 
   def self.get_conn_with_auth(verbose, url, user, password)
     if url.nil?
-      raise "Did not provide a url to connect to"
+      raise 'Did not provide a url to connect to'
     end
 
     if user.nil?
-      raise "You did not provide a user to authenticate with"
+      raise 'You did not provide a user to authenticate with'
     end
 
     unless is_url(url)
diff --git a/lib/vmfloaty/pooler.rb b/lib/vmfloaty/pooler.rb
index e81b4cd..8bdef2c 100644
--- a/lib/vmfloaty/pooler.rb
+++ b/lib/vmfloaty/pooler.rb
@@ -37,24 +37,24 @@ class Pooler
       conn.headers['X-AUTH-TOKEN'] = token
     end
 
-    os_string = ""
+    os_string = ''
     os_type.each do |os,num|
       num.times do |i|
-        os_string << os+"+"
+        os_string << os+'+'
       end
     end
 
-    os_string = os_string.chomp("+")
+    os_string = os_string.chomp('+')
 
     if os_string.size == 0
-      raise MissingParamError, "No operating systems provided to obtain."
+      raise MissingParamError, 'No operating systems provided to obtain.'
     end
 
     response = conn.post "vm/#{os_string}"
 
     res_body = JSON.parse(response.body)
 
-    if res_body["ok"]
+    if res_body['ok']
       res_body
     elsif response.status == 401
       raise AuthError, "HTTP #{response.status}: The token provided could not authenticate to the pooler.\n#{res_body}"
@@ -65,7 +65,7 @@ class Pooler
 
   def self.modify(verbose, url, hostname, token, modify_hash)
     if token.nil?
-      raise TokenError, "Token provided was nil. Request cannot be made to modify vm"
+      raise TokenError, 'Token provided was nil. Request cannot be made to modify vm'
     end
 
     modify_hash.keys.each do |key|
@@ -93,7 +93,7 @@ class Pooler
 
   def self.disk(verbose, url, hostname, token, disk)
     if token.nil?
-      raise TokenError, "Token provided was nil. Request cannot be made to modify vm"
+      raise TokenError, 'Token provided was nil. Request cannot be made to modify vm'
     end
 
     conn = Http.get_conn(verbose, url)
@@ -107,7 +107,7 @@ class Pooler
 
   def self.delete(verbose, url, hosts, token)
     if token.nil?
-      raise TokenError, "Token provided was nil. Request cannot be made to delete vm"
+      raise TokenError, 'Token provided was nil. Request cannot be made to delete vm'
     end
 
     conn = Http.get_conn(verbose, url)
@@ -154,7 +154,7 @@ class Pooler
 
   def self.snapshot(verbose, url, hostname, token)
     if token.nil?
-      raise TokenError, "Token provided was nil. Request cannot be made to snapshot vm"
+      raise TokenError, 'Token provided was nil. Request cannot be made to snapshot vm'
     end
 
     conn = Http.get_conn(verbose, url)
@@ -167,7 +167,7 @@ class Pooler
 
   def self.revert(verbose, url, hostname, token, snapshot_sha)
     if token.nil?
-      raise TokenError, "Token provided was nil. Request cannot be made to revert vm"
+      raise TokenError, 'Token provided was nil. Request cannot be made to revert vm'
     end
 
     conn = Http.get_conn(verbose, url)
diff --git a/lib/vmfloaty/service.rb b/lib/vmfloaty/service.rb
index b2a2333..14a8df3 100644
--- a/lib/vmfloaty/service.rb
+++ b/lib/vmfloaty/service.rb
@@ -31,7 +31,7 @@ class Service
 
   def user
     unless @config['user']
-      puts "Enter your pooler service username:"
+      puts 'Enter your pooler service username:'
       @config['user'] = STDIN.gets.chomp
     end
     @config['user']
@@ -39,7 +39,7 @@ class Service
 
   def token
     unless @config['token']
-      puts "No token found. Retrieving a token..."
+      puts 'No token found. Retrieving a token...'
       @config['token'] = get_new_token(nil)
     end
     @config['token']
@@ -47,13 +47,13 @@ class Service
 
   def get_new_token(verbose)
     username = user
-    pass = Commander::UI::password "Enter your pooler service password:", '*'
+    pass = Commander::UI::password 'Enter your pooler service password:', '*'
     Auth.get_token(verbose, url, username, pass)
   end
 
   def delete_token(verbose, token_value = @config['token'])
     username = user
-    pass = Commander::UI::password "Enter your pooler service password:", '*'
+    pass = Commander::UI::password 'Enter your pooler service password:', '*'
     Auth.delete_token(verbose, url, username, pass, token_value)
   end
 
@@ -91,9 +91,9 @@ class Service
 
   def pretty_print_running(verbose, hostnames = [])
     if hostnames.empty?
-      puts "You have no running VMs."
+      puts 'You have no running VMs.'
     else
-      puts "Running VMs:"
+      puts 'Running VMs:'
       @service_object.pretty_print_hosts(verbose, hostnames, url)
     end
   end
diff --git a/lib/vmfloaty/ssh.rb b/lib/vmfloaty/ssh.rb
index 4ee4b8c..4087d3a 100644
--- a/lib/vmfloaty/ssh.rb
+++ b/lib/vmfloaty/ssh.rb
@@ -14,19 +14,19 @@ class Ssh
   end
 
   def self.ssh(verbose, host_os, token, url)
-    ssh_path = which("ssh")
+    ssh_path = which('ssh')
     if !ssh_path
-      raise "Could not determine path to ssh"
+      raise 'Could not determine path to ssh'
     end
     os_types = {}
     os_types[host_os] = 1
 
     response = Pooler.retrieve(verbose, os_types, token, url)
-    if response["ok"] == true
+    if response['ok'] == true
       if host_os =~ /win/
-        user = "Administrator"
+        user = 'Administrator'
       else
-        user = "root"
+        user = 'root'
       end
 
       hostname = "#{response[host_os]["hostname"]}.#{response["domain"]}"
diff --git a/lib/vmfloaty/utils.rb b/lib/vmfloaty/utils.rb
index b8e1a17..fca7a32 100644
--- a/lib/vmfloaty/utils.rb
+++ b/lib/vmfloaty/utils.rb
@@ -65,7 +65,7 @@ class Utils
     #   ...]
     os_types = {}
     os_args.each do |arg|
-      os_arr = arg.split("=")
+      os_arr = arg.split('=')
       if os_arr.size == 1
         # assume they didn't specify an = sign if split returns 1 size
         os_types[os_arr[0]] = 1
diff --git a/spec/vmfloaty/auth_spec.rb b/spec/vmfloaty/auth_spec.rb
index bcd246e..8a527ed 100644
--- a/spec/vmfloaty/auth_spec.rb
+++ b/spec/vmfloaty/auth_spec.rb
@@ -3,67 +3,67 @@ require_relative '../../lib/vmfloaty/auth'
 
 describe Pooler do
   before :each do
-    @vmpooler_url = "https://vmpooler.example.com"
+    @vmpooler_url = 'https://vmpooler.example.com'
   end
 
-  describe "#get_token" do
+  describe '#get_token' do
     before :each do
-      @get_token_response = "{\"ok\": true,\"token\":\"utpg2i2xswor6h8ttjhu3d47z53yy47y\"}"
-      @token = "utpg2i2xswor6h8ttjhu3d47z53yy47y"
+      @get_token_response = '{"ok": true,"token":"utpg2i2xswor6h8ttjhu3d47z53yy47y"}'
+      @token = 'utpg2i2xswor6h8ttjhu3d47z53yy47y'
     end
 
-    it "returns a token from vmpooler" do
-      stub_request(:post, "https://first.last:password@vmpooler.example.com/token").
+    it 'returns a token from vmpooler' do
+      stub_request(:post, 'https://first.last:password@vmpooler.example.com/token').
                  with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'Content-Length'=>'0', 'User-Agent'=>'Faraday v0.9.2'}).
                  to_return(:status => 200, :body => @get_token_response, :headers => {})
 
-      token = Auth.get_token(false, @vmpooler_url, "first.last", "password")
+      token = Auth.get_token(false, @vmpooler_url, 'first.last', 'password')
       expect(token).to eq @token
     end
 
-    it "raises a token error if something goes wrong" do
-      stub_request(:post, "https://first.last:password@vmpooler.example.com/token").
+    it 'raises a token error if something goes wrong' do
+      stub_request(:post, 'https://first.last:password@vmpooler.example.com/token').
                  with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'Content-Length'=>'0', 'User-Agent'=>'Faraday v0.9.2'}).
-                 to_return(:status => 500, :body => "{\"ok\":false}", :headers => {})
+                 to_return(:status => 500, :body => '{"ok":false}', :headers => {})
 
-      expect{ Auth.get_token(false, @vmpooler_url, "first.last", "password") }.to raise_error(TokenError)
+      expect{ Auth.get_token(false, @vmpooler_url, 'first.last', 'password') }.to raise_error(TokenError)
     end
   end
 
-  describe "#delete_token" do
+  describe '#delete_token' do
     before :each do
-      @delete_token_response = "{\"ok\":true}"
-      @token = "utpg2i2xswor6h8ttjhu3d47z53yy47y"
+      @delete_token_response = '{"ok":true}'
+      @token = 'utpg2i2xswor6h8ttjhu3d47z53yy47y'
     end
 
-    it "deletes the specified token" do
-      stub_request(:delete, "https://first.last:password@vmpooler.example.com/token/utpg2i2xswor6h8ttjhu3d47z53yy47y").
+    it 'deletes the specified token' do
+      stub_request(:delete, 'https://first.last:password@vmpooler.example.com/token/utpg2i2xswor6h8ttjhu3d47z53yy47y').
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'User-Agent'=>'Faraday v0.9.2'}).
         to_return(:status => 200, :body => @delete_token_response, :headers => {})
 
-      expect(Auth.delete_token(false, @vmpooler_url, "first.last", "password", @token)).to eq JSON.parse(@delete_token_response)
+      expect(Auth.delete_token(false, @vmpooler_url, 'first.last', 'password', @token)).to eq JSON.parse(@delete_token_response)
     end
 
-    it "raises a token error if something goes wrong" do
-      stub_request(:delete, "https://first.last:password@vmpooler.example.com/token/utpg2i2xswor6h8ttjhu3d47z53yy47y").
+    it 'raises a token error if something goes wrong' do
+      stub_request(:delete, 'https://first.last:password@vmpooler.example.com/token/utpg2i2xswor6h8ttjhu3d47z53yy47y').
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'User-Agent'=>'Faraday v0.9.2'}).
-        to_return(:status => 500, :body => "{\"ok\":false}", :headers => {})
+        to_return(:status => 500, :body => '{"ok":false}', :headers => {})
 
-      expect{ Auth.delete_token(false, @vmpooler_url, "first.last", "password", @token) }.to raise_error(TokenError)
+      expect{ Auth.delete_token(false, @vmpooler_url, 'first.last', 'password', @token) }.to raise_error(TokenError)
     end
 
-    it "raises a token error if no token provided" do
-      expect{ Auth.delete_token(false, @vmpooler_url, "first.last", "password", nil) }.to raise_error(TokenError)
+    it 'raises a token error if no token provided' do
+      expect{ Auth.delete_token(false, @vmpooler_url, 'first.last', 'password', nil) }.to raise_error(TokenError)
     end
   end
 
-  describe "#token_status" do
+  describe '#token_status' do
     before :each do
-      @token_status_response = "{\"ok\":true,\"utpg2i2xswor6h8ttjhu3d47z53yy47y\":{\"created\":\"2015-04-28 19:17:47 -0700\"}}"
-      @token = "utpg2i2xswor6h8ttjhu3d47z53yy47y"
+      @token_status_response = '{"ok":true,"utpg2i2xswor6h8ttjhu3d47z53yy47y":{"created":"2015-04-28 19:17:47 -0700"}}'
+      @token = 'utpg2i2xswor6h8ttjhu3d47z53yy47y'
     end
 
-    it "checks the status of a token" do
+    it 'checks the status of a token' do
       stub_request(:get, "#{@vmpooler_url}/token/utpg2i2xswor6h8ttjhu3d47z53yy47y").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'User-Agent'=>'Faraday v0.9.2'}).
         to_return(:status => 200, :body => @token_status_response, :headers => {})
@@ -71,15 +71,15 @@ describe Pooler do
       expect(Auth.token_status(false, @vmpooler_url, @token)).to eq JSON.parse(@token_status_response)
     end
 
-    it "raises a token error if something goes wrong" do
+    it 'raises a token error if something goes wrong' do
       stub_request(:get, "#{@vmpooler_url}/token/utpg2i2xswor6h8ttjhu3d47z53yy47y").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'User-Agent'=>'Faraday v0.9.2'}).
-        to_return(:status => 500, :body => "{\"ok\":false}", :headers => {})
+        to_return(:status => 500, :body => '{"ok":false}', :headers => {})
 
       expect{ Auth.token_status(false, @vmpooler_url, @token) }.to raise_error(TokenError)
     end
 
-    it "raises a token error if no token provided" do
+    it 'raises a token error if no token provided' do
       expect{ Auth.token_status(false, @vmpooler_url, nil) }.to raise_error(TokenError)
     end
   end
diff --git a/spec/vmfloaty/nonstandard_pooler_spec.rb b/spec/vmfloaty/nonstandard_pooler_spec.rb
index 02ab9d9..7b03827 100644
--- a/spec/vmfloaty/nonstandard_pooler_spec.rb
+++ b/spec/vmfloaty/nonstandard_pooler_spec.rb
@@ -172,10 +172,10 @@ BODY
     end
 
     it 'raises an error if the user tries to modify an unsupported attribute' do
-      stub_request(:put, "https://nspooler.example.com/host/myfakehost").
-          with(body: {"{}"=>true},
+      stub_request(:put, 'https://nspooler.example.com/host/myfakehost').
+          with(body: {'{}'=>true},
                headers: {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'Content-Type'=>'application/x-www-form-urlencoded', 'User-Agent'=>'Faraday v0.9.2', 'X-Auth-Token'=>'token-value'}).
-          to_return(status: 200, body: "", headers: {})
+          to_return(status: 200, body: '', headers: {})
       details = { lifetime: 12 }
       expect { NonstandardPooler.modify(false, @nspooler_url, 'myfakehost', 'token-value', details) }
           .to raise_error(ModifyError)
@@ -188,7 +188,7 @@ BODY
               headers: @post_request_headers)
         .to_return(status: 200, body: '{"ok": true}', headers: {})
 
-      modify_hash = { reason: "testing" }
+      modify_hash = { reason: 'testing' }
       modify_req = NonstandardPooler.modify(false, @nspooler_url, 'myfakehost', 'token-value', modify_hash)
       expect(modify_req['ok']).to be true
     end
diff --git a/spec/vmfloaty/pooler_spec.rb b/spec/vmfloaty/pooler_spec.rb
index 557149a..397e99a 100644
--- a/spec/vmfloaty/pooler_spec.rb
+++ b/spec/vmfloaty/pooler_spec.rb
@@ -3,15 +3,15 @@ require_relative '../../lib/vmfloaty/pooler'
 
 describe Pooler do
   before :each do
-    @vmpooler_url = "https://vmpooler.example.com"
+    @vmpooler_url = 'https://vmpooler.example.com'
   end
 
-  describe "#list" do
+  describe '#list' do
     before :each do
-      @list_response_body = "[\"debian-7-i386\",\"debian-7-x86_64\",\"centos-7-x86_64\"]"
+      @list_response_body = '["debian-7-i386","debian-7-x86_64","centos-7-x86_64"]'
     end
 
-    it "returns a hash with operating systems from the pooler" do
+    it 'returns a hash with operating systems from the pooler' do
       stub_request(:get, "#{@vmpooler_url}/vm").
         to_return(:status => 200, :body => @list_response_body, :headers => {})
 
@@ -19,42 +19,42 @@ describe Pooler do
       expect(list).to be_an_instance_of Array
     end
 
-    it "filters operating systems based on the filter param" do
+    it 'filters operating systems based on the filter param' do
       stub_request(:get, "#{@vmpooler_url}/vm").
         to_return(:status => 200, :body => @list_response_body, :headers => {})
 
-      list = Pooler.list(false, @vmpooler_url, "deb")
+      list = Pooler.list(false, @vmpooler_url, 'deb')
       expect(list).to be_an_instance_of Array
       expect(list.size).to equal 2
     end
 
-    it "returns nothing if the filter does not match" do
+    it 'returns nothing if the filter does not match' do
       stub_request(:get, "#{@vmpooler_url}/vm").
         to_return(:status => 200, :body => @list_response_body, :headers => {})
 
-      list = Pooler.list(false, @vmpooler_url, "windows")
+      list = Pooler.list(false, @vmpooler_url, 'windows')
       expect(list).to be_an_instance_of Array
       expect(list.size).to equal 0
     end
   end
 
-  describe "#retrieve" do
+  describe '#retrieve' do
     before :each do
-      @retrieve_response_body_single = "{\"ok\":true,\"debian-7-i386\":{\"hostname\":\"fq6qlpjlsskycq6\"}}"
-      @retrieve_response_body_double = "{\"ok\":true,\"debian-7-i386\":{\"hostname\":[\"sc0o4xqtodlul5w\",\"4m4dkhqiufnjmxy\"]},\"centos-7-x86_64\":{\"hostname\":\"zb91y9qbrbf6d3q\"}}"
+      @retrieve_response_body_single = '{"ok":true,"debian-7-i386":{"hostname":"fq6qlpjlsskycq6"}}'
+      @retrieve_response_body_double = '{"ok":true,"debian-7-i386":{"hostname":["sc0o4xqtodlul5w","4m4dkhqiufnjmxy"]},"centos-7-x86_64":{"hostname":"zb91y9qbrbf6d3q"}}'
     end
 
-    it "raises an AuthError if the token is invalid" do
+    it 'raises an AuthError if the token is invalid' do
       stub_request(:post, "#{@vmpooler_url}/vm/debian-7-i386").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'Content-Length'=>'0', 'User-Agent'=>'Faraday v0.9.2', 'X-Auth-Token'=>'mytokenfile'}).
-        to_return(:status => 401, :body => "{\"ok\":false}", :headers => {})
+        to_return(:status => 401, :body => '{"ok":false}', :headers => {})
 
       vm_hash = {}
       vm_hash['debian-7-i386'] = 1
       expect{ Pooler.retrieve(false, vm_hash, 'mytokenfile', @vmpooler_url) }.to raise_error(AuthError)
     end
 
-    it "retrieves a single vm with a token" do
+    it 'retrieves a single vm with a token' do
       stub_request(:post, "#{@vmpooler_url}/vm/debian-7-i386").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'Content-Length'=>'0', 'User-Agent'=>'Faraday v0.9.2', 'X-Auth-Token'=>'mytokenfile'}).
         to_return(:status => 200, :body => @retrieve_response_body_single, :headers => {})
@@ -63,11 +63,11 @@ describe Pooler do
       vm_hash['debian-7-i386'] = 1
       vm_req = Pooler.retrieve(false, vm_hash, 'mytokenfile', @vmpooler_url)
       expect(vm_req).to be_an_instance_of Hash
-      expect(vm_req["ok"]).to equal true
-      expect(vm_req["debian-7-i386"]["hostname"]).to eq "fq6qlpjlsskycq6"
+      expect(vm_req['ok']).to equal true
+      expect(vm_req['debian-7-i386']['hostname']).to eq 'fq6qlpjlsskycq6'
     end
 
-    it "retrieves a multiple vms with a token" do
+    it 'retrieves a multiple vms with a token' do
       stub_request(:post, "#{@vmpooler_url}/vm/debian-7-i386+debian-7-i386+centos-7-x86_64").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'Content-Length'=>'0', 'User-Agent'=>'Faraday v0.9.2', 'X-Auth-Token'=>'mytokenfile'}).
         to_return(:status => 200, :body => @retrieve_response_body_double, :headers => {})
@@ -77,24 +77,24 @@ describe Pooler do
       vm_hash['centos-7-x86_64'] = 1
       vm_req = Pooler.retrieve(false, vm_hash, 'mytokenfile', @vmpooler_url)
       expect(vm_req).to be_an_instance_of Hash
-      expect(vm_req["ok"]).to equal true
-      expect(vm_req["debian-7-i386"]["hostname"]).to be_an_instance_of Array
-      expect(vm_req["debian-7-i386"]["hostname"]).to eq ["sc0o4xqtodlul5w", "4m4dkhqiufnjmxy"]
-      expect(vm_req["centos-7-x86_64"]["hostname"]).to eq "zb91y9qbrbf6d3q"
+      expect(vm_req['ok']).to equal true
+      expect(vm_req['debian-7-i386']['hostname']).to be_an_instance_of Array
+      expect(vm_req['debian-7-i386']['hostname']).to eq ['sc0o4xqtodlul5w', '4m4dkhqiufnjmxy']
+      expect(vm_req['centos-7-x86_64']['hostname']).to eq 'zb91y9qbrbf6d3q'
     end
   end
 
-  describe "#modify" do
+  describe '#modify' do
     before :each do
-      @modify_response_body_success = "{\"ok\":true}"
-      @modify_response_body_fail = "{\"ok\":false}"
+      @modify_response_body_success = '{"ok":true}'
+      @modify_response_body_fail = '{"ok":false}'
     end
 
-    it "raises a TokenError if token provided is nil" do
+    it 'raises a TokenError if token provided is nil' do
       expect{ Pooler.modify(false, @vmpooler_url, 'myfakehost', nil, {}) }.to raise_error(TokenError)
     end
 
-    it "modifies the TTL of a vm" do
+    it 'modifies the TTL of a vm' do
       modify_hash = { :lifetime => 12 }
       stub_request(:put, "#{@vmpooler_url}/vm/fq6qlpjlsskycq6").
         with(:body => {'{"lifetime":12}'=>true},
@@ -102,17 +102,17 @@ describe Pooler do
         to_return(:status => 200, :body => @modify_response_body_success, :headers => {})
 
       modify_req = Pooler.modify(false, @vmpooler_url, 'fq6qlpjlsskycq6', 'mytokenfile', modify_hash)
-      expect(modify_req["ok"]).to be true
+      expect(modify_req['ok']).to be true
     end
   end
 
-  describe "#delete" do
+  describe '#delete' do
     before :each do
-      @delete_response_body_success = "{\"ok\":true}"
-      @delete_response = {"fq6qlpjlsskycq6"=>{"ok"=>true}}
+      @delete_response_body_success = '{"ok":true}'
+      @delete_response = {'fq6qlpjlsskycq6'=>{'ok'=>true}}
     end
 
-    it "deletes a specified vm" do
+    it 'deletes a specified vm' do
       stub_request(:delete, "#{@vmpooler_url}/vm/fq6qlpjlsskycq6").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'User-Agent'=>'Faraday v0.9.2', 'X-Auth-Token'=>'mytokenfile'}).
         to_return(:status => 200, :body => @delete_response_body_success, :headers => {})
@@ -120,18 +120,18 @@ describe Pooler do
       expect(Pooler.delete(false, @vmpooler_url, ['fq6qlpjlsskycq6'], 'mytokenfile')).to eq @delete_response
     end
 
-    it "raises a token error if no token provided" do
+    it 'raises a token error if no token provided' do
       expect{ Pooler.delete(false, @vmpooler_url, ['myfakehost'], nil) }.to raise_error(TokenError)
     end
   end
 
-  describe "#status" do
+  describe '#status' do
     before :each do
       #smaller version
-      @status_response_body = "{\"capacity\":{\"current\":716,\"total\":717,\"percent\": 99.9},\"status\":{\"ok\":true,\"message\":\"Battle station fully armed and operational.\"}}"
+      @status_response_body = '{"capacity":{"current":716,"total":717,"percent": 99.9},"status":{"ok":true,"message":"Battle station fully armed and operational."}}'
     end
 
-    it "prints the status" do
+    it 'prints the status' do
       stub_request(:get, "#{@vmpooler_url}/status").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'User-Agent'=>'Faraday v0.9.2'}).
         to_return(:status => 200, :body => @status_response_body, :headers => {})
@@ -141,21 +141,21 @@ describe Pooler do
     end
   end
 
-  describe "#summary" do
+  describe '#summary' do
     before :each do
-      @status_response_body = ""
+      @status_response_body = ''
 
-      it "prints the summary" do
+      it 'prints the summary' do
       end
     end
   end
 
-  describe "#query" do
+  describe '#query' do
     before :each do
-      @query_response_body = "{\"ok\": true,\"fq6qlpjlsskycq6\":{\"template\":\"debian-7-x86_64\",\"lifetime\": 2,\"running\": 0.08,\"state\":\"running\",\"snapshots\":[\"n4eb4kdtp7rwv4x158366vd9jhac8btq\" ],\"domain\": \"delivery.puppetlabs.net\"}}"
+      @query_response_body = '{"ok": true,"fq6qlpjlsskycq6":{"template":"debian-7-x86_64","lifetime": 2,"running": 0.08,"state":"running","snapshots":["n4eb4kdtp7rwv4x158366vd9jhac8btq" ],"domain": "delivery.puppetlabs.net"}}'
     end
 
-    it "makes a query about a vm" do
+    it 'makes a query about a vm' do
       stub_request(:get, "#{@vmpooler_url}/vm/fq6qlpjlsskycq6").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'User-Agent'=>'Faraday v0.9.2'}).
         to_return(:status => 200, :body => @query_response_body, :headers => {})
@@ -165,59 +165,59 @@ describe Pooler do
     end
   end
 
-  describe "#snapshot" do
+  describe '#snapshot' do
     before :each do
-      @snapshot_response_body = "{\"ok\":true}"
+      @snapshot_response_body = '{"ok":true}'
     end
 
-    it "makes a snapshot for a single vm" do
+    it 'makes a snapshot for a single vm' do
       stub_request(:post, "#{@vmpooler_url}/vm/fq6qlpjlsskycq6/snapshot").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'Content-Length'=>'0', 'User-Agent'=>'Faraday v0.9.2', 'X-Auth-Token'=>'mytokenfile'}).
         to_return(:status => 200, :body => @snapshot_response_body, :headers => {})
 
       snapshot_req = Pooler.snapshot(false, @vmpooler_url, 'fq6qlpjlsskycq6', 'mytokenfile')
-      expect(snapshot_req["ok"]).to be true
+      expect(snapshot_req['ok']).to be true
     end
   end
 
-  describe "#revert" do
+  describe '#revert' do
     before :each do
-      @revert_response_body = "{\"ok\":true}"
+      @revert_response_body = '{"ok":true}'
     end
 
-    it "makes a request to revert a vm from a snapshot" do
+    it 'makes a request to revert a vm from a snapshot' do
       stub_request(:post, "#{@vmpooler_url}/vm/fq6qlpjlsskycq6/snapshot/dAfewKNfaweLKNve").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'Content-Length'=>'0', 'User-Agent'=>'Faraday v0.9.2', 'X-Auth-Token'=>'mytokenfile'}).
         to_return(:status => 200, :body => @revert_response_body, :headers => {})
 
       revert_req = Pooler.revert(false, @vmpooler_url, 'fq6qlpjlsskycq6', 'mytokenfile', 'dAfewKNfaweLKNve')
-      expect(revert_req["ok"]).to be true
+      expect(revert_req['ok']).to be true
     end
 
     it "doesn't make a request to revert a vm if snapshot is not provided" do
-      expect{ Pooler.revert(false, @vmpooler_url, 'fq6qlpjlsskycq6', 'mytokenfile', nil) }.to raise_error(RuntimeError, "Snapshot SHA provided was nil, could not revert fq6qlpjlsskycq6")
+      expect{ Pooler.revert(false, @vmpooler_url, 'fq6qlpjlsskycq6', 'mytokenfile', nil) }.to raise_error(RuntimeError, 'Snapshot SHA provided was nil, could not revert fq6qlpjlsskycq6')
     end
 
-    it "raises a TokenError if no token was provided" do
+    it 'raises a TokenError if no token was provided' do
       expect{ Pooler.revert(false, @vmpooler_url, 'myfakehost', nil, 'shaaaaaaa') }.to raise_error(TokenError)
     end
   end
 
-  describe "#disk" do
+  describe '#disk' do
     before :each do
-      @disk_response_body_success = "{\"ok\":true}"
-      @disk_response_body_fail = "{\"ok\":false}"
+      @disk_response_body_success = '{"ok":true}'
+      @disk_response_body_fail = '{"ok":false}'
     end
 
-    it "makes a request to extend disk space of a vm" do
+    it 'makes a request to extend disk space of a vm' do
       stub_request(:post, "#{@vmpooler_url}/vm/fq6qlpjlsskycq6/disk/12").
         with(:headers => {'Accept'=>'*/*', 'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3', 'Content-Length'=>'0', 'User-Agent'=>'Faraday v0.9.2', 'X-Auth-Token'=>'mytokenfile'}).  to_return(:status => 200, :body => @disk_response_body_success, :headers => {})
 
       disk_req = Pooler.disk(false, @vmpooler_url, 'fq6qlpjlsskycq6', 'mytokenfile', 12)
-      expect(disk_req["ok"]).to be true
+      expect(disk_req['ok']).to be true
     end
 
-    it "raises a TokenError if no token was provided" do
+    it 'raises a TokenError if no token was provided' do
       expect{ Pooler.disk(false, @vmpooler_url, 'myfakehost', nil, 12) }.to raise_error(TokenError)
     end
   end
diff --git a/spec/vmfloaty/utils_spec.rb b/spec/vmfloaty/utils_spec.rb
index 5a78a61..1885bfa 100644
--- a/spec/vmfloaty/utils_spec.rb
+++ b/spec/vmfloaty/utils_spec.rb
@@ -5,7 +5,7 @@ require_relative '../../lib/vmfloaty/utils'
 
 describe Utils do
 
-  describe "#standardize_hostnames" do
+  describe '#standardize_hostnames' do
     before :each do
       @vmpooler_response_body ='{
          "ok": true,
@@ -28,24 +28,24 @@ describe Utils do
        }'
     end
 
-    it "formats a result from vmpooler into a hash of os to hostnames" do
+    it 'formats a result from vmpooler into a hash of os to hostnames' do
       result = Utils.standardize_hostnames(JSON.parse(@vmpooler_response_body))
-      expect(result).to eq('centos-7-x86_64' => ["dlgietfmgeegry2.delivery.mycompany.net"],
-                           'ubuntu-1610-x86_64' => ["gdoy8q3nckuob0i.delivery.mycompany.net", "ctnktsd0u11p9tm.delivery.mycompany.net"])
+      expect(result).to eq('centos-7-x86_64' => ['dlgietfmgeegry2.delivery.mycompany.net'],
+                           'ubuntu-1610-x86_64' => ['gdoy8q3nckuob0i.delivery.mycompany.net', 'ctnktsd0u11p9tm.delivery.mycompany.net'])
     end
 
-    it "formats a result from the nonstandard pooler into a hash of os to hostnames" do
+    it 'formats a result from the nonstandard pooler into a hash of os to hostnames' do
       result = Utils.standardize_hostnames(JSON.parse(@nonstandard_response_body))
       expect(result).to eq('solaris-10-sparc' => ['sol10-10.delivery.mycompany.net', 'sol10-11.delivery.mycompany.net'],
                            'ubuntu-16.04-power8' => ['power8-ubuntu16.04-6.delivery.mycompany.net'])
     end
   end
 
-  describe "#format_host_output" do
+  describe '#format_host_output' do
     before :each do
       @vmpooler_results = {
-        'centos-7-x86_64' => ["dlgietfmgeegry2.delivery.mycompany.net"],
-        'ubuntu-1610-x86_64' => ["gdoy8q3nckuob0i.delivery.mycompany.net", "ctnktsd0u11p9tm.delivery.mycompany.net"]
+        'centos-7-x86_64' => ['dlgietfmgeegry2.delivery.mycompany.net'],
+        'ubuntu-1610-x86_64' => ['gdoy8q3nckuob0i.delivery.mycompany.net', 'ctnktsd0u11p9tm.delivery.mycompany.net']
       }
       @nonstandard_results = {
         'solaris-10-sparc' => ['sol10-10.delivery.mycompany.net', 'sol10-11.delivery.mycompany.net'],
@@ -62,43 +62,43 @@ describe Utils do
 - power8-ubuntu16.04-6.delivery.mycompany.net (ubuntu-16.04-power8)
       OUT
     end
-    it "formats a hostname hash from vmpooler into a list that includes the os" do
+    it 'formats a hostname hash from vmpooler into a list that includes the os' do
       expect(Utils.format_host_output(@vmpooler_results)).to eq(@vmpooler_output)
     end
 
-    it "formats a hostname hash from the nonstandard pooler into a list that includes the os" do
+    it 'formats a hostname hash from the nonstandard pooler into a list that includes the os' do
       expect(Utils.format_host_output(@nonstandard_results)).to eq(@nonstandard_output)
     end
   end
 
-  describe "#get_service_object" do
-    it "assumes vmpooler by default" do
+  describe '#get_service_object' do
+    it 'assumes vmpooler by default' do
       expect(Utils.get_service_object).to be Pooler
     end
 
-    it "uses nspooler when told explicitly" do
-      expect(Utils.get_service_object "nspooler").to be NonstandardPooler
+    it 'uses nspooler when told explicitly' do
+      expect(Utils.get_service_object 'nspooler').to be NonstandardPooler
     end
   end
 
-  describe "#get_service_config" do
+  describe '#get_service_config' do
     before :each do
       @default_config = {
-          "url" => "http://default.url",
-          "user" => "first.last.default",
-          "token" => "default-token",
+          'url' => 'http://default.url',
+          'user' => 'first.last.default',
+          'token' => 'default-token',
       }
       @services_config = {
-          "services" => {
-              "vm" => {
-                  "url" => "http://vmpooler.url",
-                  "user" => "first.last.vmpooler",
-                  "token" => "vmpooler-token"
+          'services' => {
+              'vm' => {
+                  'url' => 'http://vmpooler.url',
+                  'user' => 'first.last.vmpooler',
+                  'token' => 'vmpooler-token'
               },
-              "ns" => {
-                  "url" => "http://nspooler.url",
-                  "user" => "first.last.nspooler",
-                  "token" => "nspooler-token"
+              'ns' => {
+                  'url' => 'http://nspooler.url',
+                  'user' => 'first.last.nspooler',
+                  'token' => 'nspooler-token'
               }
           }
       }
@@ -110,44 +110,44 @@ describe Utils do
       expect(Utils.get_service_config(config, options)).to include @services_config['services']['vm']
     end
 
-    it "allows selection by configured service key" do
+    it 'allows selection by configured service key' do
       config = @default_config.merge @services_config
-      options = MockOptions.new({:service => "ns"})
+      options = MockOptions.new({:service => 'ns'})
       expect(Utils.get_service_config(config, options)).to include @services_config['services']['ns']
     end
 
-    it "uses top-level service config values as defaults when configured service values are missing" do
+    it 'uses top-level service config values as defaults when configured service values are missing' do
       config = @default_config.merge @services_config
-      config["services"]['vm'].delete 'url'
-      options = MockOptions.new({:service => "vm"})
+      config['services']['vm'].delete 'url'
+      options = MockOptions.new({:service => 'vm'})
       expect(Utils.get_service_config(config, options)['url']).to eq 'http://default.url'
     end
 
     it "raises an error if passed a service name that hasn't been configured" do
       config = @default_config.merge @services_config
-      options = MockOptions.new({:service => "none"})
+      options = MockOptions.new({:service => 'none'})
       expect { Utils.get_service_config(config, options) }.to raise_error ArgumentError
     end
 
-    it "prioritizes values passed as command line options over configuration options" do
+    it 'prioritizes values passed as command line options over configuration options' do
       config = @default_config
-      options = MockOptions.new({:url => "http://alternate.url", :token => "alternate-token"})
-      expected = config.merge({"url" => "http://alternate.url", "token" => "alternate-token"})
+      options = MockOptions.new({:url => 'http://alternate.url', :token => 'alternate-token'})
+      expected = config.merge({'url' => 'http://alternate.url', 'token' => 'alternate-token'})
       expect(Utils.get_service_config(config, options)).to include expected
     end
   end
 
-  describe "#generate_os_hash" do
+  describe '#generate_os_hash' do
     before :each do
-      @host_hash = {"centos"=>1, "debian"=>5, "windows"=>1}
+      @host_hash = {'centos'=>1, 'debian'=>5, 'windows'=>1}
     end
 
-    it "takes an array of os arguments and returns a formatted hash" do
-      host_arg = ["centos", "debian=5", "windows=1"]
+    it 'takes an array of os arguments and returns a formatted hash' do
+      host_arg = ['centos', 'debian=5', 'windows=1']
       expect(Utils.generate_os_hash(host_arg)).to eq @host_hash
     end
 
-    it "returns an empty hash if there are no arguments provided" do
+    it 'returns an empty hash if there are no arguments provided' do
       host_arg = []
       expect(Utils.generate_os_hash(host_arg)).to be_empty
     end
@@ -166,7 +166,7 @@ describe Utils do
           'ip' => '127.0.0.1',
           'domain'   => 'delivery.mycompany.net'
       }}
-      output = "- mcpy42eqjxli9g2.delivery.mycompany.net (ubuntu-1604-x86_64, 9.66/12 hours)"
+      output = '- mcpy42eqjxli9g2.delivery.mycompany.net (ubuntu-1604-x86_64, 9.66/12 hours)'
 
       expect(Utils).to receive(:puts).with(output)
 
@@ -192,7 +192,7 @@ describe Utils do
           'ip' => '127.0.0.1',
           'domain' => 'delivery.mycompany.net'
       }}
-      output = "- aiydvzpg23r415q.delivery.mycompany.net (redhat-7-x86_64, 7.67/48 hours, user: bob, role: agent)"
+      output = '- aiydvzpg23r415q.delivery.mycompany.net (redhat-7-x86_64, 7.67/48 hours, user: bob, role: agent)'
 
       expect(Utils).to receive(:puts).with(output)
 
@@ -205,7 +205,7 @@ describe Utils do
     end
 
     it 'prints a nonstandard pooler output with host, template, and time remaining' do
-      hostname = "sol11-9.delivery.mycompany.net"
+      hostname = 'sol11-9.delivery.mycompany.net'
       response_body = { hostname => {
           'fqdn' => hostname,
           'os_triple' => 'solaris-11-sparc',
@@ -213,7 +213,7 @@ describe Utils do
           'reserved_for_reason' => '',
           'hours_left_on_reservation' => 35.89
       }}
-      output = "- sol11-9.delivery.mycompany.net (solaris-11-sparc, 35.89h remaining)"
+      output = '- sol11-9.delivery.mycompany.net (solaris-11-sparc, 35.89h remaining)'
 
       expect(Utils).to receive(:puts).with(output)
 
@@ -234,7 +234,7 @@ describe Utils do
           'reserved_for_reason' => 'testing',
           'hours_left_on_reservation' => 35.89
       }}
-      output = "- sol11-9.delivery.mycompany.net (solaris-11-sparc, 35.89h remaining, reason: testing)"
+      output = '- sol11-9.delivery.mycompany.net (solaris-11-sparc, 35.89h remaining, reason: testing)'
 
       expect(Utils).to receive(:puts).with(output)