diff --git a/Gemfile b/Gemfile
index d091120..875af93 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,3 @@
 source 'https://rubygems.org'
 
-gem 'releasinator', '~> 0.6'
+gem 'releasinator', '~> 0.6', '>= 0.6.3'