diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index befd48d..62340d5 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -8,7 +8,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2.3.4
     - uses: cachix/install-nix-action@v12
-    - uses: cachix/cachix-action@v8
+    - uses: cachix/cachix-action@v11
       with:
         name: nix-getting-started-template
         signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'
diff --git a/.github/workflows/update-niv.yml b/.github/workflows/update-niv.yml
index 3b145d3..52473b1 100644
--- a/.github/workflows/update-niv.yml
+++ b/.github/workflows/update-niv.yml
@@ -13,7 +13,7 @@ jobs:
     - uses: cachix/install-nix-action@v12
     # https://github.com/nmattia/niv/issues/280
     - run: GITHUB_PATH= nix-shell --run "niv update"
-    - uses: cachix/cachix-action@v8
+    - uses: cachix/cachix-action@v11
       with:
         name: nix-getting-started-template
         signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'