diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f4975abd..b4b9ed35 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
     - uses: pre-commit/action@v3.0.0
   core:
     needs: [pre-commit]
@@ -67,7 +67,7 @@ jobs:
           repository: asdf-format/asdf
           path: asdf
       - name: Set up Python 3.9
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: 3.9
       - name: Install asdf-standard
diff --git a/.github/workflows/downstream.yml b/.github/workflows/downstream.yml
index c9778997..78a78a38 100644
--- a/.github/workflows/downstream.yml
+++ b/.github/workflows/downstream.yml
@@ -98,7 +98,7 @@ jobs:
           repository: ${{ matrix.repository }}
           path: target
       - name: Set up Python 3.9
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: 3.9
       - name: Install asdf-standard