diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index abeff141..303d4a86 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -28,6 +28,7 @@ jobs:
         uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@main
+      - uses: DeterminateSystems/magic-nix-cache-action@main
       - name: Check Nix flake inputs
         uses: DeterminateSystems/flake-checker-action@v4
         with: