diff --git a/.github/workflows/build-mapscript-php.yml b/.github/workflows/build-mapscript-php.yml
index 6efedb9abc..f48699aaec 100644
--- a/.github/workflows/build-mapscript-php.yml
+++ b/.github/workflows/build-mapscript-php.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up Python
         uses: actions/setup-python@v2
diff --git a/.github/workflows/build-mapscript-python.yml b/.github/workflows/build-mapscript-python.yml
index 1a3c677953..473b7e75b3 100644
--- a/.github/workflows/build-mapscript-python.yml
+++ b/.github/workflows/build-mapscript-python.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up Python
         uses: actions/setup-python@v2
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f4a7dfb492..273d15032e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -33,7 +33,7 @@ jobs:
 
     steps:
       - name: Checkout repository contents
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set RUN_COVERALLS Environment Variable
         if: (github.event.pull_request.merged == true || github.event_name == 'push') && env.WITH_ASAN != 'true'
diff --git a/.github/workflows/check-crlf.yml b/.github/workflows/check-crlf.yml
index 69faa8e65e..1df7d3136b 100644
--- a/.github/workflows/check-crlf.yml
+++ b/.github/workflows/check-crlf.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout repository contents
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Use action to check for CRLF endings
         uses: erclu/check-crlf@v1.2.0
diff --git a/.github/workflows/coverity-scan.yml b/.github/workflows/coverity-scan.yml
index afda757c0c..4ea9667da7 100644
--- a/.github/workflows/coverity-scan.yml
+++ b/.github/workflows/coverity-scan.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-20.04
     if: github.repository == 'MapServer/MapServer'
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install Libraries
         run: |
diff --git a/.github/workflows/cppcheck.yml b/.github/workflows/cppcheck.yml
index b1757a35bc..4e2970b091 100644
--- a/.github/workflows/cppcheck.yml
+++ b/.github/workflows/cppcheck.yml
@@ -16,7 +16,7 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[ci skip]') && !contains(github.event.head_commit.message, '[skip ci]')"
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Requirements
         run: |