--- a/unordered-containers.cabal
+++ b/unordered-containers.cabal
@@ -43,7 +43,7 @@
   build-depends:
     base >= 4.7 && < 5,
     deepseq >= 1.1,
-    hashable >= 1.0.1.1 && < 1.3
+    hashable >= 1.0.1.1 && < 1.4
 
   default-language: Haskell2010
 
