diff --git a/.github/workflows/checkCI.yml b/.github/workflows/checkCI.yml
index 9b939f5..a193a2c 100644
--- a/.github/workflows/checkCI.yml
+++ b/.github/workflows/checkCI.yml
@@ -12,11 +12,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Setup python environment
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: 3.8
       - name: Install python packages
@@ -48,7 +48,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Get moparser
@@ -68,11 +68,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Setup python environment
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: 3.8
       - name: Check deprecated Text.lineColor annotation
diff --git a/.github/workflows/checkCron.yml b/.github/workflows/checkCron.yml
index 44ddeb3..39ee597 100644
--- a/.github/workflows/checkCron.yml
+++ b/.github/workflows/checkCron.yml
@@ -11,11 +11,11 @@ jobs:
     if: github.repository_owner == 'modelica'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Setup python environment
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: 3.8
       - name: Install python packages