diff --git a/lib/ruby_optimize/version.rb b/lib/ruby_optimize/version.rb
index a784592..70dda66 100644
--- a/lib/ruby_optimize/version.rb
+++ b/lib/ruby_optimize/version.rb
@@ -1,3 +1,3 @@
 module RubyOptimize
-  VERSION = '1.3'
+  VERSION = '1.4'
 end