diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 396208e..f1f5050 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,7 +19,7 @@ jobs:
     outputs:
       uncached: ${{ steps.get-packages.outputs.packages }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: DeterminateSystems/nix-installer-action@main
 
       - name: Find packages missing in the cache
diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index ce0eb9b..1ffff10 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -18,7 +18,7 @@ jobs:
   nix:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Install Lix
         uses: DeterminateSystems/nix-installer-action@main
         with:
diff --git a/.github/workflows/update-flake.yml b/.github/workflows/update-flake.yml
index 6334ad4..097867c 100644
--- a/.github/workflows/update-flake.yml
+++ b/.github/workflows/update-flake.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           token: "${{ secrets.GH_TOKEN}}"
 
diff --git a/.github/workflows/update-pkgs.yml b/.github/workflows/update-pkgs.yml
index 0f5656f..2883359 100644
--- a/.github/workflows/update-pkgs.yml
+++ b/.github/workflows/update-pkgs.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           token: "${{ secrets.GH_TOKEN}}"