diff --git a/lib/aasm/version.rb b/lib/aasm/version.rb
index ec7f9e6..d139c74 100644
--- a/lib/aasm/version.rb
+++ b/lib/aasm/version.rb
@@ -1,3 +1,3 @@
 module AASM
-  VERSION = "4.0.4"
+  VERSION = "4.0.5"
 end