diff --git a/pkgs/applications/version-management/git-and-tools/git-hub/default.nix b/pkgs/applications/version-management/git-and-tools/git-hub/default.nix
index 4ec83af9160..f308073f1f1 100644
--- a/pkgs/applications/version-management/git-and-tools/git-hub/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-hub/default.nix
@@ -18,7 +18,6 @@ stdenv.mkDerivation rec {
   ];
 
   postPatch = ''
-    substituteInPlace Makefile --replace rst2man rst2man.py
     patchShebangs .
   '';