diff --git a/config/initializers/version.rb b/config/initializers/version.rb
index 40a27790..134b959a 100644
--- a/config/initializers/version.rb
+++ b/config/initializers/version.rb
@@ -14,7 +14,7 @@ module Maybe
 
     private
       def semver
-        "0.4.3"
+        "0.5.0"
       end
   end
 end