diff --git a/.github/workflows/cron-check-updates.yml b/.github/workflows/cron-check-updates.yml
index 2c9da70..06af78c 100644
--- a/.github/workflows/cron-check-updates.yml
+++ b/.github/workflows/cron-check-updates.yml
@@ -10,7 +10,7 @@ jobs:
     outputs:
       update-available: ${{ steps.check-update.outputs.update-available }}
     steps:
-      - uses: actions/checkout@v2.4.0
+      - uses: actions/checkout@v3.3.0
       - name: install xmlstarlet
         run: sudo apt-get install -qqy xmlstarlet
       - id: check-update
@@ -24,7 +24,7 @@ jobs:
     if: needs.check-updates.outputs.update-available == 'true'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.4.0
+      - uses: actions/checkout@v3.3.0
 
       - name: install nix
         uses: cachix/install-nix-action@v16
diff --git a/.github/workflows/publish-virtuoso-jdbc.yml b/.github/workflows/publish-virtuoso-jdbc.yml
index e62d9c5..082dcc2 100644
--- a/.github/workflows/publish-virtuoso-jdbc.yml
+++ b/.github/workflows/publish-virtuoso-jdbc.yml
@@ -8,7 +8,7 @@ jobs:
     name: deploy
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.4.0
+      - uses: actions/checkout@v3.3.0
       - uses: cachix/install-nix-action@v16
         with:
           nix_path: nixpkgs=channel:nixos-22.05
diff --git a/.github/workflows/verify-branch.yml b/.github/workflows/verify-branch.yml
index fbae391..9e3ba61 100644
--- a/.github/workflows/verify-branch.yml
+++ b/.github/workflows/verify-branch.yml
@@ -8,7 +8,7 @@ jobs:
     name: build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.4.0
+      - uses: actions/checkout@v3.3.0
       - uses: cachix/install-nix-action@v16
         with:
           nix_path: nixpkgs=channel:nixos-22.05