diff --git a/lib/chusaku/version.rb b/lib/chusaku/version.rb
index 3449960..9a6d258 100644
--- a/lib/chusaku/version.rb
+++ b/lib/chusaku/version.rb
@@ -1,3 +1,3 @@
 module Chusaku
-  VERSION = "1.3.1"
+  VERSION = "1.4.0"
 end