diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 355b777..22bb4b2 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -25,9 +25,9 @@ jobs:
         python-version: ["3.10", "3.11", "3.12"]
       fail-fast: false
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Setup Python
-        uses: actions/setup-python@v5.4.0
+        uses: actions/setup-python@v5.6.0
         with:
           python-version: ${{ matrix.python-version }}
           architecture: x64
@@ -44,7 +44,7 @@ jobs:
         run: |
           pytest --verbose --cov=. --cov-report=xml
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v5.4.0
+        uses: codecov/codecov-action@v5.4.3
         if: ${{ matrix.python-version }} == 3.10
         with:
           file: ./coverage.xml
@@ -58,9 +58,9 @@ jobs:
         python-version: ["3.10", "3.11", "3.12"]
       fail-fast: false
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Setup Python
-        uses: actions/setup-python@v5.4.0
+        uses: actions/setup-python@v5.6.0
         with:
           python-version: ${{ matrix.python-version }}
           architecture: x64
diff --git a/.github/workflows/pypi-release.yaml b/.github/workflows/pypi-release.yaml
index cface42..c99d7aa 100644
--- a/.github/workflows/pypi-release.yaml
+++ b/.github/workflows/pypi-release.yaml
@@ -16,10 +16,10 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'xarray-contrib/xbatcher'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
-      - uses: actions/setup-python@v5.4.0
+      - uses: actions/setup-python@v5.6.0
         name: Install Python
         with:
           python-version: 3.11
@@ -62,11 +62,11 @@ jobs:
     needs: build-artifacts
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/setup-python@v5.4.0
+      - uses: actions/setup-python@v5.6.0
         name: Install Python
         with:
           python-version: 3.11
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v5
         with:
           name: releases
           path: dist
@@ -91,7 +91,7 @@ jobs:
     if: github.event_name == 'release'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v5
         with:
           name: releases
           path: dist
diff --git a/.github/workflows/testpypi-release.yaml b/.github/workflows/testpypi-release.yaml
index fc0032f..502c1ac 100644
--- a/.github/workflows/testpypi-release.yaml
+++ b/.github/workflows/testpypi-release.yaml
@@ -18,13 +18,13 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           # fetch all history so that setuptools-scm works
           fetch-depth: 0
 
       - name: Set up Python
-        uses: actions/setup-python@v5.4.0
+        uses: actions/setup-python@v5.6.0
         with:
           python-version: "3.11"