diff --git a/.github/workflows/claude.yml b/.github/workflows/claude.yml
index 9e397ee0..da52df20 100644
--- a/.github/workflows/claude.yml
+++ b/.github/workflows/claude.yml
@@ -55,7 +55,7 @@ jobs:
 
       - name: Run Claude Code
         id: claude
-        uses: anthropics/claude-code-action@476e359e6203e73dad705c8b322e333fabbd7416 # v1
+        uses: anthropics/claude-code-action@51ea8ea73a139f2a74ff649e3092c25a904aed7e # v1
         with:
           anthropic_api_key: ${{ secrets.ANTHROPIC_API_KEY }}
           additional_permissions: |
diff --git a/.github/workflows/upstream-release-docs.yml b/.github/workflows/upstream-release-docs.yml
index a10bae4e..886faa4e 100644
--- a/.github/workflows/upstream-release-docs.yml
+++ b/.github/workflows/upstream-release-docs.yml
@@ -473,7 +473,7 @@ jobs:
         # burns the full 90-minute job budget. Paired with --max-turns
         # below for a runaway-cost ceiling.
         timeout-minutes: 45
-        uses: anthropics/claude-code-action@476e359e6203e73dad705c8b322e333fabbd7416 # v1
+        uses: anthropics/claude-code-action@51ea8ea73a139f2a74ff649e3092c25a904aed7e # v1
         with:
           anthropic_api_key: ${{ secrets.ANTHROPIC_API_KEY }}
           additional_permissions: |
@@ -684,7 +684,7 @@ jobs:
         # baseline -- cheap safety net for the rare case where review
         # spirals on a file it can't stop "improving".
         timeout-minutes: 10
-        uses: anthropics/claude-code-action@476e359e6203e73dad705c8b322e333fabbd7416 # v1
+        uses: anthropics/claude-code-action@51ea8ea73a139f2a74ff649e3092c25a904aed7e # v1
         with:
           anthropic_api_key: ${{ secrets.ANTHROPIC_API_KEY }}
           additional_permissions: |