diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 32a530853e..d8cb73c83a 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -1903,7 +1903,8 @@ configuration.  This library provides the common bits for writing custom
         (base32 "0h7imvxkahiy8pzr8cpsimifdfvv18lizrb33k6mnq70rcx9w2zv"))))
     (build-system haskell-build-system)
     (arguments
-     `(#:configure-flags (list "--allow-newer=base")))
+     `(#:cabal-revision
+       ("3" "02vhj5gykkqa2dyn7s6gn8is1b5fdn9xcqqvlls268g7cpv6rk38")))
     (home-page "https://github.com/glguy/utf8-string/")
     (synopsis "Support for reading and writing UTF8 Strings")
     (description