diff --git a/unix.cabal b/unix.cabal
index 5ba2ddd47f26ce50959204a739b09ab16c6a6186..6565f1c166648f634cad85a80e3c54416edd5f3b 100644
--- a/unix.cabal
+++ b/unix.cabal
@@ -62,7 +62,7 @@ library
         buildable: False
 
     build-depends:
-        base        >= 4.5     && < 4.10,
+        base        >= 4.5     && < 4.11,
         bytestring  >= 0.9.2   && < 0.11,
         time        >= 1.2     && < 1.7