diff --git a/array.cabal b/array.cabal
index b459429..1603be6 100644
--- a/array.cabal
+++ b/array.cabal
@@ -36,7 +36,7 @@ library
       Trustworthy,
       UnboxedTuples,
       UnliftedFFITypes
-  build-depends: base >= 4.9 && < 4.21
+  build-depends: base >= 4.9 && < 4.22
   ghc-options: -Wall
   exposed-modules:
       Data.Array