diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index b40c63f8..ee51cc6d 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -41,7 +41,7 @@ jobs:
         uses: DeterminateSystems/nix-installer-action@v9
 
       - name: Cache Magic
-        uses: DeterminateSystems/magic-nix-cache-action@v3
+        uses: DeterminateSystems/magic-nix-cache-action@v4
 
       - name: Check Nix flake inputs
         uses: DeterminateSystems/flake-checker-action@v5