diff --git a/hedis-pile.cabal b/hedis-pile.cabal
--- a/hedis-pile.cabal
+++ b/hedis-pile.cabal
@@ -1,5 +1,5 @@
 name:           hedis-pile
-version:        0.2.1
+version:        0.2.2
 cabal-version:  >= 1.8
 build-type:     Simple
 stability:      Experimental
diff --git a/src/Database/Redis/Pile.hs b/src/Database/Redis/Pile.hs
--- a/src/Database/Redis/Pile.hs
+++ b/src/Database/Redis/Pile.hs
@@ -39,19 +39,19 @@
 -- > runRedis conn $ do
 -- >    -- do it
 -- >    r <- pile "myprefix" "mykey" (Just ("etag", "etag")) $  
--- >        return ([("etag", "etag"), ("val", "myval")], Nothing, Nothing)
+-- >        return ([("etag", "etag"), ("val", "myval")], Nothing, [])
 -- >    liftIO $ print r
 -- >    -- Just [("etag", "etag"), ("val", "myval")]
 -- >    
 -- >    -- once again
 -- >    r <- pile "myprefix" "mykey" (Just ("etag", "etag")) $  
--- >        return ([("etag", "etag"), ("val", "myval")], Nothing, Nothing)
+-- >        return ([("etag", "etag"), ("val", "myval")], Nothing, [])
 -- >    liftIO $ print r
 -- >    -- Nothing
 -- >    
 -- >    -- and again without expect
 -- >    r <- pile "myprefix" "mykey" Nothing $  
--- >        return ([("etag", "etag"), ("val", "myval")], Nothing, Nothing)
+-- >        return ([("etag", "etag"), ("val", "myval")], Nothing, [])
 -- >    liftIO $ print r
 -- >    -- Just [("etag", "etag"), ("val", "myval")]
 pile ::