diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 73ad3c3627..79f1574853 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
           fetch-depth: 0
 
       - name: "Installing Nix"
-        uses: "cachix/install-nix-action@V28"
+        uses: "cachix/install-nix-action@v30"
 
       - name: "Setup Cachix"
         uses: "cachix/cachix-action@v15"
diff --git a/.github/workflows/update-flake-lock.yml b/.github/workflows/update-flake-lock.yml
index f622232909..9bde70f53b 100644
--- a/.github/workflows/update-flake-lock.yml
+++ b/.github/workflows/update-flake-lock.yml
@@ -12,7 +12,7 @@ jobs:
         uses: "actions/checkout@v4"
 
       - name: "Install Nix"
-        uses: "cachix/install-nix-action@V28"
+        uses: "cachix/install-nix-action@v30"
         with:
           extra_nix_config: |
             access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}