diff --git a/.github/workflows/cargo-audit.yml b/.github/workflows/cargo-audit.yml
index 8c333ca..f04ab8f 100644
--- a/.github/workflows/cargo-audit.yml
+++ b/.github/workflows/cargo-audit.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install cargo-deny
         uses: taiki-e/install-action@cargo-deny
diff --git a/.github/workflows/cargo-build.yml b/.github/workflows/cargo-build.yml
index 782ae30..9c9e3ee 100644
--- a/.github/workflows/cargo-build.yml
+++ b/.github/workflows/cargo-build.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - uses: cachix/install-nix-action@v26
       - uses: DeterminateSystems/magic-nix-cache-action@main
diff --git a/.github/workflows/cargo-update.yml b/.github/workflows/cargo-update.yml
index dc185fa..c507569 100644
--- a/.github/workflows/cargo-update.yml
+++ b/.github/workflows/cargo-update.yml
@@ -15,7 +15,7 @@ jobs:
         uses: DeterminateSystems/nix-installer-action@main
 
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Bump nix
         run: nix flake update
diff --git a/.github/workflows/nix-build.yml b/.github/workflows/nix-build.yml
index 8cffe29..27011d3 100644
--- a/.github/workflows/nix-build.yml
+++ b/.github/workflows/nix-build.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - uses: cachix/install-nix-action@v31
         with:
@@ -53,7 +53,7 @@ jobs:
           remove-codeql: true
 
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - uses: cachix/install-nix-action@v31
         with:
diff --git a/.github/workflows/nix-cache.yml b/.github/workflows/nix-cache.yml
index 7f2aa2c..a4e27a8 100644
--- a/.github/workflows/nix-cache.yml
+++ b/.github/workflows/nix-cache.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - uses: cachix/install-nix-action@v31
         with:
@@ -53,7 +53,7 @@ jobs:
           remove-codeql: true
 
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - uses: cachix/install-nix-action@v31
         with: