diff --git a/Cabal-syntax/Cabal-syntax.cabal b/Cabal-syntax/Cabal-syntax.cabal
index a34a59cff6e69e4e32af97d7c6e3c8bdd36024dd..51225ae4bc103599638fb4c814dfdea32015fe0f 100644
--- a/Cabal-syntax/Cabal-syntax.cabal
+++ b/Cabal-syntax/Cabal-syntax.cabal
@@ -1,6 +1,7 @@
 cabal-version: 1.22
 name:          Cabal-syntax
 version:       3.8.1.0
+x-revision:    2
 copyright:     2003-2022, Cabal Development Team (see AUTHORS file)
 license:       BSD3
 license-file:  LICENSE
@@ -29,7 +30,7 @@ library
 
   build-depends:
     array      >= 0.4.0.1  && < 0.6,
-    base       >= 4.6      && < 5,
+    base       >= 4.9      && < 5,
     binary     >= 0.7      && < 0.9,
     bytestring >= 0.10.0.0 && < 0.12,
     containers >= 0.5.0.0  && < 0.7,