diff --git a/lib/restpack_serializer/version.rb b/lib/restpack_serializer/version.rb
index bbcef09..b291800 100644
--- a/lib/restpack_serializer/version.rb
+++ b/lib/restpack_serializer/version.rb
@@ -1,5 +1,5 @@
 module RestPack
   module Serializer
-    VERSION = '0.6.5'
+    VERSION = '0.6.6'
   end
 end