diff --git a/unix.cabal b/unix.cabal
index 3b50bd78833d86de0025bfc956a28fdc2120553d..2039a7b2b0ef2899c64dc94b8e89e1e3f865ae73 100644
--- a/unix.cabal
+++ b/unix.cabal
@@ -69,7 +69,7 @@ library
         buildable: False
 
     build-depends:
-        base        >= 4.10    && < 4.18,
+        base        >= 4.10    && < 4.19,
         bytestring  >= 0.9.2   && < 0.12,
         filepath    >= 1.4.100.0 && < 1.5,
         time        >= 1.2     && < 1.13