diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 0273c3d3..57996474 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -33,7 +33,7 @@ jobs:
       ENV_DIR:        ./test.env
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
@@ -106,7 +106,7 @@ jobs:
       ENV_DIR:        ./test.env
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
@@ -217,7 +217,7 @@ jobs:
       ENV_DIR:        ./test.env
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/pull_request.yaml b/.github/workflows/pull_request.yaml
index cf484e65..b60e21a3 100644
--- a/.github/workflows/pull_request.yaml
+++ b/.github/workflows/pull_request.yaml
@@ -25,7 +25,7 @@ jobs:
       ENV_DIR:        ./test.env
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 2886167f..319aa993 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -16,7 +16,7 @@ jobs:
     name:    Build source distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - uses: actions/setup-python@v5
         name: Install Python
@@ -26,7 +26,7 @@ jobs:
       - name: Build sdist
         run:  bash ./.ci/build_sdist.sh
 
-      - uses: actions/upload-artifact@v4.4.3
+      - uses: actions/upload-artifact@v4.6.2
         with:
           name: sdist
           path: ./dist/*.tar.gz
@@ -40,7 +40,7 @@ jobs:
       CIBW_ARCHS_MACOS: "x86_64 arm64 universal2"
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v5
         name: Install Python
         with:
@@ -49,7 +49,7 @@ jobs:
       - name: Build wheels
         run:  bash ./.ci/build_wheels.sh
 
-      - uses: actions/upload-artifact@v4.4.3
+      - uses: actions/upload-artifact@v4.6.2
         with:
           name: macos_wheels
           path: ./dist/*.whl
@@ -67,7 +67,7 @@ jobs:
       CIBW_ARCHS_WINDOWS: ${{ matrix.arch }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v5
         name: Install Python
         with:
@@ -76,7 +76,7 @@ jobs:
         run:  bash ./.ci/download_zlib.sh
       - name: Build wheels
         run:  bash ./.ci/build_wheels.sh
-      - uses: actions/upload-artifact@v4.4.3
+      - uses: actions/upload-artifact@v4.6.2
         with:
           name: windows_${{ matrix.arch }}_wheels
           path: ./dist/*.whl
@@ -95,7 +95,7 @@ jobs:
       CIBW_ARCHS_LINUX: ${{ matrix.arch }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v5
         name: Install Python
         with:
@@ -105,7 +105,7 @@ jobs:
         uses: docker/setup-qemu-action@v3
       - name: Build wheels
         run:  bash ./.ci/build_wheels.sh
-      - uses: actions/upload-artifact@v4.4.3
+      - uses: actions/upload-artifact@v4.6.2
         with:
           name: linux_${{ matrix.arch }}_wheels
           path: ./dist/*.whl
@@ -120,7 +120,7 @@ jobs:
     steps:
 
       - name: Download wheels
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           path:           dist/
           merge-multiple: true