diff --git a/lib/workflow/version.rb b/lib/workflow/version.rb
index c644f35..43b9fe9 100644
--- a/lib/workflow/version.rb
+++ b/lib/workflow/version.rb
@@ -1,3 +1,3 @@
 module Workflow
-  VERSION = "3.1.0.pre"
+  VERSION = "3.1.1"
 end