diff --git a/tests/nixos/default.nix b/tests/nixos/default.nix
index ff1220f35..a9a438a32 100644
--- a/tests/nixos/default.nix
+++ b/tests/nixos/default.nix
@@ -26,6 +26,8 @@ let
 
         # Evaluate VMs faster
         documentation.enable = false;
+        # this links against nix and might break with our git version.
+        system.tools.nixos-option.enable = false;
       };
       _module.args.nixpkgs = nixpkgs;
       _module.args.system = system;