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-rw-r--r--haskell/src/Data/MessagePack/Monad.hs2
1 files changed, 1 insertions, 1 deletions
diff --git a/haskell/src/Data/MessagePack/Monad.hs b/haskell/src/Data/MessagePack/Monad.hs
index cf3a0fd..c718b8a 100644
--- a/haskell/src/Data/MessagePack/Monad.hs
+++ b/haskell/src/Data/MessagePack/Monad.hs
@@ -79,7 +79,7 @@ packToString :: MonadIO m => PackerT m r -> m ByteString
packToString m = do
sb <- liftIO $ newSimpleBuffer
pc <- liftIO $ newPacker sb
- runPackerT m pc
+ _ <- runPackerT m pc
liftIO $ simpleBufferData sb
-- | Execcute given serializer and write byte sequence to Handle.