diff --git a/.forgejo/workflows/integration-action.yml b/.forgejo/workflows/integration-action.yml
index 15d62d2..377d817 100644
--- a/.forgejo/workflows/integration-action.yml
+++ b/.forgejo/workflows/integration-action.yml
@@ -12,7 +12,7 @@ jobs:
   integration-action:
     runs-on: lxc-bookworm
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: forgejo.sh & forgejo-runner.sh
         run: |
           LXC_IP_PREFIX=10.0.9 ./forgejo-dependencies.sh
diff --git a/action.yml b/action.yml
index e27906e..2f70e80 100644
--- a/action.yml
+++ b/action.yml
@@ -86,7 +86,7 @@ runs:
   steps:
     - run: echo "${{ github.action_path }}" >> $GITHUB_PATH
       shell: bash
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - id: forgejo
       run: |
         cd $(mktemp -d)
diff --git a/testdata/lxc-run-forgejo-binary/.forgejo/workflows/test.yml b/testdata/lxc-run-forgejo-binary/.forgejo/workflows/test.yml
index 08bfdf5..98946ce 100644
--- a/testdata/lxc-run-forgejo-binary/.forgejo/workflows/test.yml
+++ b/testdata/lxc-run-forgejo-binary/.forgejo/workflows/test.yml
@@ -7,7 +7,7 @@ jobs:
       - run: |
           echo +++++++++++++++++++++++++++++++++++++++++++
           echo about to actions/checkout@v3 for SELF@vTest
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: forgejo
         uses: SELF@vTest
         with:
diff --git a/testdata/lxc-run-forgejo-oci/.forgejo/workflows/test.yml b/testdata/lxc-run-forgejo-oci/.forgejo/workflows/test.yml
index b527dc0..ed3a4b2 100644
--- a/testdata/lxc-run-forgejo-oci/.forgejo/workflows/test.yml
+++ b/testdata/lxc-run-forgejo-oci/.forgejo/workflows/test.yml
@@ -9,7 +9,7 @@ jobs:
       - run: |
           echo +++++++++++++++++++++++++++++++++++++++++++
           echo about to actions/checkout@v3 for SELF@vTest
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: forgejo
         uses: SELF@vTest
         with: