diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index a143202..9b6ed0c 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -24,6 +24,6 @@ jobs:
       - name: generate coverage report
         run: make cover
       - name: Codecov
-        uses: codecov/codecov-action@v4.3.1
+        uses: codecov/codecov-action@v4.4.1
       - name: Build
         run: make build
diff --git a/.github/workflows/ipxe.yaml b/.github/workflows/ipxe.yaml
index ff3a892..4f01d01 100644
--- a/.github/workflows/ipxe.yaml
+++ b/.github/workflows/ipxe.yaml
@@ -11,7 +11,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
       - name: Install nix
-        uses: cachix/install-nix-action@v26
+        uses: cachix/install-nix-action@V27
         with:
           nix_path: nixpkgs=channel:nixos-unstable
       - name: Build iPXE