diff --git a/lib/tasks/release.rake b/lib/tasks/release.rake
index 76db3fd..645b473 100644
--- a/lib/tasks/release.rake
+++ b/lib/tasks/release.rake
@@ -44,6 +44,6 @@ HEADER
     # Update Gemfile.lock
     system("bundle install")
 
-    puts 'Changelog, verion and Gemfile.lock is updated. New version is #{new_version}.'
+    puts "Changelog, verion and Gemfile.lock is updated. New version is #{new_version}."
   end
 end