diff --git a/.github/workflows/build_documentation.yml b/.github/workflows/build_documentation.yml
index ac6ae5e2..a932b6ac 100644
--- a/.github/workflows/build_documentation.yml
+++ b/.github/workflows/build_documentation.yml
@@ -39,7 +39,7 @@ jobs:
           nix_path: nixpkgs=channel:nixos-unstable
 
       - name: Configure cachix
-        uses: cachix/cachix-action@v12
+        uses: cachix/cachix-action@v13
         with:
           name: nix-community
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index ae9cb0e7..ebfd6472 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -15,7 +15,7 @@ jobs:
         with:
           nix_path: nixpkgs=channel:nixos-unstable
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
-      - uses: cachix/cachix-action@master
+      - uses: cachix/cachix-action@v13
         with:
           name: nix-community
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'