diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 36e527c..bd81fe5 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -11,7 +11,7 @@ jobs:
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v3.3.0
 
-      - uses: actions/setup-python@0a5c61591373683505ea898e09a3ea4f39ef2b9c # v5.0.0
+      - uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
         with:
           # NOTE: We use 3.10+ typing syntax via future, which pdoc only
           # understands if it's actually run with Python 3.10 or newer.
diff --git a/.github/workflows/pip-audit.yml b/.github/workflows/pip-audit.yml
index 82a1e58..481539a 100644
--- a/.github/workflows/pip-audit.yml
+++ b/.github/workflows/pip-audit.yml
@@ -17,7 +17,7 @@ jobs:
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
 
       - name: Install Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.x"
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 32f1154..783b464 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,7 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.8"
 
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index cb1dd03..d97ca34 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -20,7 +20,7 @@ jobs:
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python }}