diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 094c246..ecb40df 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -14,7 +14,7 @@ jobs:
         package: ["realadsb", "fr24", "piaware", "planefinder", "tcllauncher"]
     steps:
       - name: Checkout flake
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install nix
         uses: DeterminateSystems/nix-installer-action@v4
diff --git a/.github/workflows/flake-checker.yaml b/.github/workflows/flake-checker.yaml
index 775a52c..92f533d 100644
--- a/.github/workflows/flake-checker.yaml
+++ b/.github/workflows/flake-checker.yaml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout flake
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install nix
         uses: DeterminateSystems/nix-installer-action@v4
diff --git a/.github/workflows/lock-updater.yaml b/.github/workflows/lock-updater.yaml
index 8df20a6..c506b2b 100644
--- a/.github/workflows/lock-updater.yaml
+++ b/.github/workflows/lock-updater.yaml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout flake
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install nix
         uses: DeterminateSystems/nix-installer-action@v4