diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index eb4f6e66..99e56658 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -32,7 +32,7 @@ jobs:
   build-release:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: "3.9"
@@ -103,7 +103,7 @@ jobs:
               echo "REGISTRY=localhost:5000/" >> $GITHUB_ENV
           fi
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       # Setup docker to build for multiple platforms, see:
       # https://github.com/docker/build-push-action/tree/v2.4.0#usage
diff --git a/.github/workflows/test-docs.yml b/.github/workflows/test-docs.yml
index 7b8d4f0d..d16071f8 100644
--- a/.github/workflows/test-docs.yml
+++ b/.github/workflows/test-docs.yml
@@ -38,7 +38,7 @@ jobs:
   validate-rest-api-definition:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Validate REST API definition
         uses: char0n/swagger-editor-validate@v1.3.2
@@ -48,7 +48,7 @@ jobs:
   test-docs:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           # make rediraffecheckdiff requires git history to compare current
           # commit with the main branch and previous releases.
diff --git a/.github/workflows/test-jsx.yml b/.github/workflows/test-jsx.yml
index 02e8bd07..a91dbe84 100644
--- a/.github/workflows/test-jsx.yml
+++ b/.github/workflows/test-jsx.yml
@@ -32,7 +32,7 @@ jobs:
     timeout-minutes: 5
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-node@v3
         with:
           node-version: "14"
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 7f110f19..8d36679d 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -136,7 +136,7 @@ jobs:
           if [ "${{ matrix.jupyverse }}" != "" ]; then
               echo "JUPYTERHUB_SINGLEUSER_APP=jupyverse" >> $GITHUB_ENV
           fi
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       # NOTE: actions/setup-node@v3 make use of a cache within the GitHub base
       #       environment and setup in a fraction of a second.
       - name: Install Node v14
@@ -257,7 +257,7 @@ jobs:
     timeout-minutes: 20
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: build images
         run: |