diff --git a/broken_record.gemspec b/broken_record.gemspec
index 3e0bff3..9b13225 100644
--- a/broken_record.gemspec
+++ b/broken_record.gemspec
@@ -20,7 +20,7 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency 'bundler', '~> 1.3'
 
-  spec.add_runtime_dependency 'rake', '>= 10.1.10'
-  spec.add_runtime_dependency 'parallel', '>= 1.2.3'
-  spec.add_runtime_dependency 'colorize', '>= 0.5.8'
+  spec.add_runtime_dependency 'rake', '~> 10.1', '>= 10.1.10'
+  spec.add_runtime_dependency 'parallel', '~> 1.2', '>= 1.2.3'
+  spec.add_runtime_dependency 'colorize', '~> 0.5', '>= 0.5.8'
 end