diff --git a/yaml_normalizer.gemspec b/yaml_normalizer.gemspec
index 4f75b4d..a637f5b 100644
--- a/yaml_normalizer.gemspec
+++ b/yaml_normalizer.gemspec
@@ -23,7 +23,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ['lib']
 
   spec.add_dependency 'peach', '~> 0.5'
-  spec.add_dependency 'psych', '~> 5.0.1'
+  spec.add_dependency 'psych', '~> 5.0'
   spec.add_dependency 'rake', '< 14.0'
 
   spec.add_development_dependency 'awesome_print'