--- concurrent-output.cabal.orig	2017-05-19 15:55:09 UTC
+++ concurrent-output.cabal
@@ -34,7 +34,7 @@ Library
     , text (>= 0.11.0 && < 1.3.0)
     , async (>= 2.0 && < 2.2)
     , stm (>= 2.0 && < 2.5)
-    , process (>= 1.6.0 && < 1.7.0)
+    , process
     , directory (>= 1.2.0 && < 1.4.0)
     , transformers (>= 0.3.0 && < 0.6.0)
     , exceptions (>= 0.6.0 && < 0.9.0)