diff --git a/pkgs/applications/version-management/git-and-tools/git/default.nix b/pkgs/applications/version-management/git-and-tools/git/default.nix
index 46e88b1e0fc4..d0ac51cd72ca 100644
--- a/pkgs/applications/version-management/git-and-tools/git/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git/default.nix
@@ -96,7 +96,9 @@ stdenv.mkDerivation {
 
   postBuild = ''
     make -C contrib/subtree
-  '' + (stdenv.lib.optionalString stdenv.isDarwin ''
+  '' + (stdenv.lib.optionalString perlSupport ''
+    make -C contrib/diff-highlight
+  '') + (stdenv.lib.optionalString stdenv.isDarwin ''
     make -C contrib/credential/osxkeychain
   '') + (stdenv.lib.optionalString withLibsecret ''
     make -C contrib/credential/libsecret