diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index aa1b448..b5f984c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -36,7 +36,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
-      - uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7
+      - uses: actions/setup-python@6d4fd22b20465ccc0f7354476588e8df7c9ca0e0 # v7
         with:
           python-version: '3.12'
       - name: Run conformance runner
diff --git a/.github/workflows/consumer-vectors.yml b/.github/workflows/consumer-vectors.yml
index e4a52d5..0c1e132 100644
--- a/.github/workflows/consumer-vectors.yml
+++ b/.github/workflows/consumer-vectors.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
-      - uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7
+      - uses: actions/setup-python@6d4fd22b20465ccc0f7354476588e8df7c9ca0e0 # v7
         with:
           python-version: '3.12'
       - name: Verify vendored consumer vectors (best-effort)
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 83fadbc..0e29747 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/setup-go@b7ad1dad31e06c5925ef5d2fc7ad053ef454303e # v7
         with:
           go-version: '1.26.x'
-      - uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7
+      - uses: actions/setup-python@6d4fd22b20465ccc0f7354476588e8df7c9ca0e0 # v7
         with:
           python-version: '3.12'
       - name: Validate tag matches VERSION