diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index e5f6f79885..601f40802a 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python
       uses: actions/setup-python@v4
       with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3bffcc02a7..632f07ec3a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, 'ci skip') && !contains(github.event.head_commit.message, 'skip ci')"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Prepare repository
         # Fetch full git history and tags
diff --git a/.github/workflows/testdask.yml b/.github/workflows/testdask.yml
index ae4981bc46..7f17974cfe 100644
--- a/.github/workflows/testdask.yml
+++ b/.github/workflows/testdask.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: ${{ github.repository }}
 
diff --git a/.github/workflows/testpydra.yml b/.github/workflows/testpydra.yml
index 5e28aee1a0..58e235b119 100644
--- a/.github/workflows/testpydra.yml
+++ b/.github/workflows/testpydra.yml
@@ -22,7 +22,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - uses: actions/setup-python@v4
@@ -80,7 +80,7 @@ jobs:
           name: archive
           path: archive/
       - name: Fetch repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         if: matrix.install == 'repo'
 
       - name: Set up Python ${{ matrix.python-version }} on ${{ matrix.os }}
diff --git a/.github/workflows/testsingularity.yml b/.github/workflows/testsingularity.yml
index 83cd1c41c3..24d2451945 100644
--- a/.github/workflows/testsingularity.yml
+++ b/.github/workflows/testsingularity.yml
@@ -21,7 +21,7 @@ jobs:
           echo "RELEASE_VERSION=v3.7.1" >> $GITHUB_ENV
           echo "NO_ET=TRUE" >> $GITHUB_ENV
       - name: Setup Singularity
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: hpcng/singularity
           ref: 'v3.7.1'
@@ -57,7 +57,7 @@ jobs:
 
 
       - name: Checkout Pydra repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: ${{ github.repository }}
       - name: Install pydra (test)
diff --git a/.github/workflows/testslurm.yml b/.github/workflows/testslurm.yml
index 606ec06e99..dd4d153e60 100644
--- a/.github/workflows/testslurm.yml
+++ b/.github/workflows/testslurm.yml
@@ -15,7 +15,7 @@ jobs:
     steps:
     - name: Disable etelemetry
       run: echo "NO_ET=TRUE" >> $GITHUB_ENV
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Pull docker image
       run: |
         docker pull $DOCKER_IMAGE