diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index cdf5abb..e5ac759 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,7 +15,7 @@ jobs:
         python-version: ["3.10", "3.11", "3.12"]
     steps:
       - uses: actions/checkout@v6
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install package
diff --git a/.github/workflows/compat.yml b/.github/workflows/compat.yml
index 1034b8c..d315e35 100644
--- a/.github/workflows/compat.yml
+++ b/.github/workflows/compat.yml
@@ -28,7 +28,7 @@ jobs:
         upstream: [pinned, latest]
     steps:
       - uses: actions/checkout@v6
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.12"
       - name: Install ViennaFit (pinned dependencies)
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index b2100b8..f34dbc3 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.x"
       - run: pip install black
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index 96535ac..69e817c 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -22,7 +22,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v6
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.x"
       - name: Install mkdocs-material