diff --git a/nix/pkgs/default.nix b/nix/pkgs/default.nix
index d092c60bf4..1a58c8671f 100644
--- a/nix/pkgs/default.nix
+++ b/nix/pkgs/default.nix
@@ -29,7 +29,7 @@
   lukegb-wallpapers = pkgs.callPackage ./lukegb-wallpapers {};
   rundeck-bin = pkgs.callPackage ./rundeck-bin {};
   mercurial = with pkgs; (mercurial.overridePythonAttrs (origAttrs: {
-    propagatedBuildInputs = [python3Packages.hg-evolve depot.nix.pkgs.hg-git];
+    propagatedBuildInputs = [python3Packages.hg-evolve python3Packages.pygit2];
   }));
 } // (import ./heptapod-runner.nix args)
   // (import ./lightspeed args)