diff --git a/.github/workflows/auto_update_sri_pr.yml b/.github/workflows/auto_update_sri_pr.yml
index c728b77..8a1b86b 100644
--- a/.github/workflows/auto_update_sri_pr.yml
+++ b/.github/workflows/auto_update_sri_pr.yml
@@ -37,8 +37,8 @@ jobs:
         with:
           token: ${{secrets.REPO_CONTENT_UPDATE_TOKEN}}
           fetch-depth: 0 # otherwise, you will failed to push refs to dest repo
-      - uses: cachix/install-nix-action@v26
-      - uses: DeterminateSystems/magic-nix-cache-action@v3
+      - uses: cachix/install-nix-action@V27
+      - uses: DeterminateSystems/magic-nix-cache-action@v6
       - name: re-generate SRI
         run: "nix --extra-experimental-features nix-command --extra-experimental-features flakes run .#regenSRI"
 
diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index a45d944..f900a23 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -31,8 +31,8 @@ jobs:
       id-token: write
 
     steps:
-      - uses: cachix/install-nix-action@v26
-      - uses: DeterminateSystems/magic-nix-cache-action@v3
+      - uses: cachix/install-nix-action@V27
+      - uses: DeterminateSystems/magic-nix-cache-action@v6
       - name: Checkout repository
         uses: actions/checkout@v4
 
diff --git a/.github/workflows/nix_update.yml b/.github/workflows/nix_update.yml
index 3953d41..e51e813 100644
--- a/.github/workflows/nix_update.yml
+++ b/.github/workflows/nix_update.yml
@@ -12,7 +12,7 @@ jobs:
       pull-requests: write
     steps:
       - uses: actions/checkout@v4.1.2
-      - uses: cachix/install-nix-action@v26
+      - uses: cachix/install-nix-action@V27
       - uses: fregante/setup-git-user@v2
       - run: nix flake update --commit-lock-file
       - run: nix flake check .