From 35ee173ca0f3fefa9094913f76b6fb82d0b61a8a Mon Sep 17 00:00:00 2001
From: Timothy Sample <samplet@ngyro.com>
Date: Fri, 1 Nov 2019 14:14:57 -0400
Subject: [PATCH] gnu: ghc-charset: Update Cabal file to r1.

* gnu/packages/haskell-xyz.scm (ghc-charset): Update Cabal file to r1.
---
 gnu/packages/haskell-xyz.scm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gnu/packages/haskell-xyz.scm b/gnu/packages/haskell-xyz.scm
index 729044ceba..0d4f91f135 100644
--- a/gnu/packages/haskell-xyz.scm
+++ b/gnu/packages/haskell-xyz.scm
@@ -1454,6 +1454,9 @@ parser isolation, and labeled blocks for better error messages.")
         (base32
          "1gn0m96qpjww8hpp2g1as5yy0wcwy4iq73h3kz6g0yxxhcl5sh9x"))))
     (build-system haskell-build-system)
+    (arguments
+     `(#:cabal-revision
+       ("1" "1z6nxw2g9vgsjq0g159sk8mwj68lwzxzi5iv5ynha0h85jcqxszy")))
     (inputs
      `(("ghc-semigroups" ,ghc-semigroups)
        ("ghc-unordered-containers" ,ghc-unordered-containers)))