diff --git a/netwire.cabal b/netwire.cabal
--- a/netwire.cabal
+++ b/netwire.cabal
@@ -1,5 +1,5 @@
 Name:          netwire
-Version:       1.2.1
+Version:       1.2.2
 Category:      FRP, Network
 Synopsis:      Arrowized FRP implementation
 Maintainer:    Ertugrul Söylemez <es@ertes.de>
@@ -32,6 +32,7 @@
     Extensions:
         Arrows
         DeriveDataTypeable
+        DoRec,
         FlexibleInstances
         GADTs
         RankNTypes