diff --git a/.github/workflows/arm-build.yaml b/.github/workflows/arm-build.yaml
index 7cfaa126..b6e89cbf 100644
--- a/.github/workflows/arm-build.yaml
+++ b/.github/workflows/arm-build.yaml
@@ -28,7 +28,7 @@ jobs:
         with:
           access_token: ${{ github.token }}
 
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v14
         with:
           name: espresso-systems-private
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a745e5fd..e34c784d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -28,7 +28,7 @@ jobs:
         with:
           access_token: ${{ github.token }}
 
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v14
         with:
           name: espresso-systems-private
           authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
diff --git a/.github/workflows/slither.yml b/.github/workflows/slither.yml
index d79644a7..01bd2e53 100644
--- a/.github/workflows/slither.yml
+++ b/.github/workflows/slither.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Install Nix
         uses: cachix/install-nix-action@v24
 
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v14
         with:
           name: espresso-systems-private
           authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
diff --git a/.github/workflows/slow-tests.yml b/.github/workflows/slow-tests.yml
index 7851071e..54055bc3 100644
--- a/.github/workflows/slow-tests.yml
+++ b/.github/workflows/slow-tests.yml
@@ -24,7 +24,7 @@ jobs:
         with:
           access_token: ${{ github.token }}
 
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v14
         with:
           name: espresso-systems-private
           authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"