diff --git a/Data/Conduit/Process.hs b/Data/Conduit/Process.hs
--- a/Data/Conduit/Process.hs
+++ b/Data/Conduit/Process.hs
@@ -78,7 +78,7 @@
     closep (Just cin, Just cout, _, ph) = do
       hClose cin
       hClose cout
-      _ <- waitForProcess ph
+      _ <- waitForProcess' ph
       return ()
 
     hReady' h =
diff --git a/process-conduit.cabal b/process-conduit.cabal
--- a/process-conduit.cabal
+++ b/process-conduit.cabal
@@ -1,5 +1,5 @@
 name:                process-conduit
-version:             0.5.0.4
+version:             0.5.0.5
 synopsis:            Conduits for processes
 
 description: