diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 879ccbb..d01c230 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v7
-    - uses: cachix/install-nix-action@v31.10.7
+    - uses: cachix/install-nix-action@v31.11.0
       with:
         extra_nix_config: |
           access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/update-flake-lock.yml b/.github/workflows/update-flake-lock.yml
index 1768448..4725dd1 100644
--- a/.github/workflows/update-flake-lock.yml
+++ b/.github/workflows/update-flake-lock.yml
@@ -11,7 +11,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v7
       - name: Install Nix
-        uses: cachix/install-nix-action@v31.10.7
+        uses: cachix/install-nix-action@v31.11.0
         with:
           extra_nix_config: |
             access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}