diff --git a/README.md b/README.md
index 349eccb..cac9a54 100644
--- a/README.md
+++ b/README.md
@@ -54,7 +54,7 @@ jobs:
     - uses: actions/checkout@v2.3.4
     - uses: cachix/install-nix-action@v13
       with:
-        install_url: https://nixos-nix-install-tests.cachix.org/serve/lb41az54kzk6j12p81br4bczary7m145/install
+        install_url: https://nixos-nix-install-tests.cachix.org/serve/i6laym9jw3wg9mw6ncyrk6gjx4l34vvx/install
         install_options: '--tarball-url-prefix https://nixos-nix-install-tests.cachix.org/serve'
         extra_nix_config: |
           experimental-features = nix-command flakes