diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e6217ef..e08b56c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
     name: 🔎 Lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: ❄️ Install Nix
         uses: cachix/install-nix-action@v30
diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index f631066..84441b1 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -11,7 +11,7 @@ jobs:
     name: 🧹 Auto-format
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: ❄️ Install Nix
         uses: cachix/install-nix-action@v30
diff --git a/.github/workflows/update-flake.yml b/.github/workflows/update-flake.yml
index 1c212fc..b08458f 100644
--- a/.github/workflows/update-flake.yml
+++ b/.github/workflows/update-flake.yml
@@ -14,7 +14,7 @@ jobs:
     name: 📦 Update Flake Inputs
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: ❄️ Install Nix
         uses: cachix/install-nix-action@v30