diff --git a/lib/rack/attack/version.rb b/lib/rack/attack/version.rb
index a013376..42f2b43 100644
--- a/lib/rack/attack/version.rb
+++ b/lib/rack/attack/version.rb
@@ -1,5 +1,5 @@
 module Rack
   module Attack
-    VERSION = '2.1.1'
+    VERSION = '2.2.0'
   end
 end