1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/development/python-modules/m2r/default.nix b/pkgs/development/python-modules/m2r/default.nix
index 0019a1c5a6885..5ef3111d86ec4 100644
--- a/pkgs/development/python-modules/m2r/default.nix
+++ b/pkgs/development/python-modules/m2r/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     # fix tests in python 3.10
     (fetchpatch {
       url = "https://github.com/miyakogi/m2r/commit/58ee9cabdadf5e3deb13037f3052238f0f2bffcd.patch";
-      sha256 = "sha256-CN3PWmnk7xsn1wngRHuEWmDTP3HtVNxkFv0xzD2Zjlo=";
+      hash = "sha256-CN3PWmnk7xsn1wngRHuEWmDTP3HtVNxkFv0xzD2Zjlo=";
     })
     ./docutils-0.19-compat.patch
   ];