diff --git a/Gemfile b/Gemfile
index f72fbed..2336887 100644
--- a/Gemfile
+++ b/Gemfile
@@ -22,7 +22,7 @@ end
 group :development, :unit_tests do
   gem 'json',                                             '>= 2.0.2'
   gem 'metadata-json-lint',                               '~> 2.4'
-  gem 'puppetlabs_spec_helper',                           '~> 2.15'
+  gem 'puppetlabs_spec_helper',                           '~> 4.0'
   gem 'rspec-puppet',                                     '~> 2.6'
   gem 'rubocop',                                          '~> 1.30'
   gem 'tty-command',                                      '~> 0.6'
diff --git a/Gemfile.lock b/Gemfile.lock
index a937fb9..8b5565c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,7 +9,7 @@ GEM
     concurrent-ruby (1.1.10)
     cri (2.15.11)
     deep_merge (1.2.2)
-    diff-lcs (1.4.4)
+    diff-lcs (1.5.0)
     facter (4.2.10)
       hocon (~> 1.3)
       thor (>= 1.0.1, < 2.0)
@@ -58,7 +58,7 @@ GEM
       json-schema (~> 2.8)
       spdx-licenses (~> 1.0)
     minitar (0.9)
-    mocha (1.12.0)
+    mocha (1.14.0)
     multi_json (1.15.0)
     multipart-post (2.2.3)
     os (1.1.1)
@@ -115,7 +115,7 @@ GEM
       puppet-lint (>= 1.0, < 3.0)
     puppet-resource_api (1.8.14)
       hocon (>= 1.0)
-    puppet-syntax (3.1.0)
+    puppet-syntax (3.2.1)
       puppet (>= 5)
       rake
     puppet_forge (3.2.0)
@@ -123,7 +123,7 @@ GEM
       faraday_middleware (~> 1.0)
       minitar
       semantic_puppet (~> 1.0)
-    puppetlabs_spec_helper (2.16.0)
+    puppetlabs_spec_helper (4.0.1)
       mocha (~> 1.0)
       pathspec (>= 0.2.1, < 1.1.0)
       puppet-lint (~> 2.0)
@@ -141,24 +141,24 @@ GEM
       multi_json (~> 1.10)
       puppet_forge (>= 2.3.0)
     rainbow (3.1.1)
-    rake (13.0.3)
+    rake (13.0.6)
     regexp_parser (2.5.0)
     rexml (3.2.5)
-    rspec (3.10.0)
-      rspec-core (~> 3.10.0)
-      rspec-expectations (~> 3.10.0)
-      rspec-mocks (~> 3.10.0)
-    rspec-core (3.10.1)
-      rspec-support (~> 3.10.0)
-    rspec-expectations (3.10.1)
+    rspec (3.11.0)
+      rspec-core (~> 3.11.0)
+      rspec-expectations (~> 3.11.0)
+      rspec-mocks (~> 3.11.0)
+    rspec-core (3.11.0)
+      rspec-support (~> 3.11.0)
+    rspec-expectations (3.11.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.10.0)
-    rspec-mocks (3.10.2)
+      rspec-support (~> 3.11.0)
+    rspec-mocks (3.11.1)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.10.0)
+      rspec-support (~> 3.11.0)
     rspec-puppet (2.9.0)
       rspec
-    rspec-support (3.10.2)
+    rspec-support (3.11.0)
     rubocop (1.30.1)
       parallel (~> 1.10)
       parser (>= 3.1.0.0)
@@ -224,7 +224,7 @@ DEPENDENCIES
   puppet-lint-undef_in_function-check (~> 0.2)
   puppet-lint-unquoted_string-check (~> 2.0)
   puppet-lint-variable_contains_upcase (~> 1.2)
-  puppetlabs_spec_helper (~> 2.15)
+  puppetlabs_spec_helper (~> 4.0)
   r10k (~> 3.15)
   rspec-puppet (~> 2.6)
   rubocop (~> 1.30)