diff --git a/pkgs/tools/typesetting/mmark/default.nix b/pkgs/tools/typesetting/mmark/default.nix
index d9f8563c0f55..55de563c538b 100644
--- a/pkgs/tools/typesetting/mmark/default.nix
+++ b/pkgs/tools/typesetting/mmark/default.nix
@@ -7,8 +7,11 @@ buildGoModule rec {
   src = fetchFromGitHub {
     owner = "mmarkdown";
     repo = "mmark";
-    rev = "v${version}";
-    sha256 = "sha256-2nprmDnfFGau6BtR7nyfqFIlB5JmfzIb5rWsX8C6PK8=";
+    # The tag has an outdated version number and fails the versio ntest
+    # The pinned revision includes one extra commit that fixes the issue
+    # rev = "v${version}";
+    rev = "158e9cca0280c58e205cb69b02bf33d7d826915e";
+    hash = "sha256-OzmqtmAAsG3ncrTl2o9rhK75i1WIpDnph0YrY38SlU0=";
   };
 
   vendorHash = "sha256-GjR9cOGLB6URHQi+qcyNbP7rm0+y4wypvgUxgJzIgGQ=";