diff --git a/Gemfile b/Gemfile
index ffe2946..d301aba 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ gem 'json', '>= 1.8'
 gem 'pickup', '~> 0.0.11'
 gem 'puma', '~> 4.3'
 gem 'rack', '~> 2.2'
-gem 'rake', '~> 12.3'
+gem 'rake', '~> 13.0'
 gem 'redis', '~> 4.1'
 gem 'rbvmomi', '~> 2.1'
 gem 'sinatra', '~> 2.0'
diff --git a/vmpooler.gemspec b/vmpooler.gemspec
index b101a02..cf12a27 100644
--- a/vmpooler.gemspec
+++ b/vmpooler.gemspec
@@ -20,7 +20,7 @@ Gem::Specification.new do |s|
   s.add_dependency 'pickup', '~> 0.0.11'
   s.add_dependency 'puma', '~> 4.3'
   s.add_dependency 'rack', '~> 2.2'
-  s.add_dependency 'rake', '~> 12.3'
+  s.add_dependency 'rake', '>= 12.3', '< 14.0'
   s.add_dependency 'redis', '~> 4.1'
   s.add_dependency 'rbvmomi', '~> 2.1'
   s.add_dependency 'sinatra', '~> 2.0'