diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4680e3b99f..50ca803699 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -222,10 +222,10 @@ jobs:
         echo "$(python3 -m site --user-base)/bin" >> $GITHUB_PATH
 
     - name: 'Check Out'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Retrieve build cache
-      uses: actions/cache/restore@v3
+      uses: actions/cache/restore@v4
       id: restore-cache
       with:
         path: .ccache
@@ -253,7 +253,7 @@ jobs:
         ccache -s
 
     - name: Save build cache
-      uses: actions/cache/save@v3
+      uses: actions/cache/save@v4
       with:
         path: .ccache
         key: ${{ steps.restore-cache.outputs.cache-primary-key }}
@@ -303,7 +303,7 @@ jobs:
 
     steps:
     - name: 'Check Out'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: 'Setup'
       uses: msys2/setup-msys2@v2
@@ -313,7 +313,7 @@ jobs:
 
     - name: Retrieve build cache
       id: restore-cache
-      uses: actions/cache/restore@v3
+      uses: actions/cache/restore@v4
       with:
         path: .ccache
         key: windows-mingw-${{ matrix.build_type}}-${{ github.ref_name }}-${{ github.run_id }}
@@ -332,7 +332,7 @@ jobs:
        cmake --build . -j 4
 
     - name: Save build cache
-      uses: actions/cache/save@v3
+      uses: actions/cache/save@v4
       with:
         path: .ccache
         key: ${{ steps.restore-cache.outputs.cache-primary-key }}
@@ -358,14 +358,14 @@ jobs:
     runs-on: ${{ matrix.ci.os }}
     steps:
     - name: 'Check Out'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: 'Setup'
       run: choco install ccache
 
     - name: Retrieve build cache
       id: restore-cache
-      uses: actions/cache/restore@v3
+      uses: actions/cache/restore@v4
       with:
         path: .ccache
         key: windows-msvc-${{ matrix.build_type}}-${{ github.ref_name }}-${{ github.run_id }}
@@ -427,11 +427,11 @@ jobs:
         clang++ --version
 
     - name: 'Check Out'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Retrieve build cache
       id: restore-cache
-      uses: actions/cache/restore@v3
+      uses: actions/cache/restore@v4
       with:
         path: .ccache
         key: ${{ runner.os }}-${{ matrix.xcode }}-${{ matrix.build_type}}-${{ matrix.cxxstd }}-${{ github.ref_name }}-${{ github.run_id }}
@@ -453,7 +453,7 @@ jobs:
         cmake --build . --config ${BUILD_TYPE} -j 4
 
     - name: Save build cache
-      uses: actions/cache/save@v3
+      uses: actions/cache/save@v4
       with:
         path: .ccache
         key: ${{ steps.restore-cache.outputs.cache-primary-key }}
@@ -475,7 +475,7 @@ jobs:
         sudo -E apt-get -yq --no-install-suggests --no-install-recommends install cppcheck
 
     - name: 'Check Out'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: 'cppcheck'
       run: |
@@ -496,7 +496,7 @@ jobs:
         echo "$(python3 -m site --user-base)/bin" >> $GITHUB_PATH
 
     - name: 'Check Out'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         path: geos
 
diff --git a/.github/workflows/container.yml b/.github/workflows/container.yml
index 5b4aca3e20..0505fd9e16 100644
--- a/.github/workflows/container.yml
+++ b/.github/workflows/container.yml
@@ -23,7 +23,7 @@ jobs:
     steps:
 
     - name: 'Check Out'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Set up Docker Buildx
       uses: docker/setup-buildx-action@v2
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 377aa8d71f..0cd89dd4e9 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -33,7 +33,7 @@ jobs:
         sudo -E apt-get -yq --no-install-suggests --no-install-recommends install make doxygen
 
     - name: 'Check Out'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Get tag
       id: tag
diff --git a/.github/workflows/web.yml b/.github/workflows/web.yml
index 019c1ce246..4bcc1306c6 100644
--- a/.github/workflows/web.yml
+++ b/.github/workflows/web.yml
@@ -27,7 +27,7 @@ jobs:
         sudo -E apt-get -yq --no-install-suggests --no-install-recommends install make doxygen
 
     - name: 'Check Out 📗'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: 'Hugo Build 🛠'
       # ...or replace 'master' with a full version tag, such as: v0.64.1