diff --git a/.github/workflows/github_pages.yml b/.github/workflows/github_pages.yml
index 045dae37b..708ace781 100644
--- a/.github/workflows/github_pages.yml
+++ b/.github/workflows/github_pages.yml
@@ -14,7 +14,7 @@ jobs:
     - uses: cachix/install-nix-action@v18
       with:
         nix_path: nixpkgs=channel:nixos-unstable
-    - uses: cachix/cachix-action@v11
+    - uses: cachix/cachix-action@v12
       with:
         name: nix-community
         signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 0d09765b4..6389a6e40 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,7 @@ jobs:
     - uses: cachix/install-nix-action@v18
       with:
         nix_path: nixpkgs=channel:nixos-unstable
-    - uses: cachix/cachix-action@v11
+    - uses: cachix/cachix-action@v12
       with:
         name: nix-community
         signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'