diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8d7bde3..2376228 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -65,7 +65,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@v2
+      - uses: DeterminateSystems/magic-nix-cache-action@v7
 
       - uses: cachix/cachix-action@v14
         with:
diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 929d4e6..b715c2f 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -33,7 +33,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@v2
+      - uses: DeterminateSystems/magic-nix-cache-action@v7
 
       - uses: cachix/cachix-action@v14
         with: