diff --git a/.github/workflows/ci-failure-analysis.yml b/.github/workflows/ci-failure-analysis.yml
index d0f160b..2875fcc 100644
--- a/.github/workflows/ci-failure-analysis.yml
+++ b/.github/workflows/ci-failure-analysis.yml
@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: Analyze failure with Claude
-        uses: anthropics/claude-code-action@68cfeead1890300cc87935dbe2c023825be87b8a # v1.0.52
+        uses: anthropics/claude-code-action@edd85d61533cbba7b57ed0ca4af1750b1fdfd3c4 # v1.0.55
         with:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
           prompt: |
diff --git a/.github/workflows/claude-pr-review.yml b/.github/workflows/claude-pr-review.yml
index e78b01d..26e27fd 100644
--- a/.github/workflows/claude-pr-review.yml
+++ b/.github/workflows/claude-pr-review.yml
@@ -51,7 +51,7 @@ jobs:
         run: npm install -g markdownlint-cli2 prettier
 
       - name: Review PR with Claude
-        uses: anthropics/claude-code-action@68cfeead1890300cc87935dbe2c023825be87b8a # v1.0.52
+        uses: anthropics/claude-code-action@edd85d61533cbba7b57ed0ca4af1750b1fdfd3c4 # v1.0.55
         with:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
           track_progress: true
diff --git a/.github/workflows/claude.yml b/.github/workflows/claude.yml
index d8ff936..129c770 100644
--- a/.github/workflows/claude.yml
+++ b/.github/workflows/claude.yml
@@ -76,7 +76,7 @@ jobs:
 
       - name: Run Claude Code
         id: claude
-        uses: anthropics/claude-code-action@68cfeead1890300cc87935dbe2c023825be87b8a # v1.0.52
+        uses: anthropics/claude-code-action@edd85d61533cbba7b57ed0ca4af1750b1fdfd3c4 # v1.0.55
         with:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
           use_commit_signing: true
diff --git a/.github/workflows/component-validation.yml b/.github/workflows/component-validation.yml
index 3d3c146..197cf1b 100644
--- a/.github/workflows/component-validation.yml
+++ b/.github/workflows/component-validation.yml
@@ -66,7 +66,7 @@ jobs:
 
       - name: Validate plugin components
         if: steps.changed-files.outputs.has_changes == 'true'
-        uses: anthropics/claude-code-action@68cfeead1890300cc87935dbe2c023825be87b8a # v1.0.52
+        uses: anthropics/claude-code-action@edd85d61533cbba7b57ed0ca4af1750b1fdfd3c4 # v1.0.55
         id: validate
         with:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
diff --git a/.github/workflows/semantic-labeler.yml b/.github/workflows/semantic-labeler.yml
index 9556f6a..f9852ba 100644
--- a/.github/workflows/semantic-labeler.yml
+++ b/.github/workflows/semantic-labeler.yml
@@ -39,7 +39,7 @@ jobs:
 
       - name: Label issue with Claude
         id: labeler
-        uses: anthropics/claude-code-action@68cfeead1890300cc87935dbe2c023825be87b8a # v1.0.52
+        uses: anthropics/claude-code-action@edd85d61533cbba7b57ed0ca4af1750b1fdfd3c4 # v1.0.55
         with:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
           prompt: |
@@ -102,7 +102,7 @@ jobs:
 
       - name: Label PR with Claude
         id: labeler
-        uses: anthropics/claude-code-action@68cfeead1890300cc87935dbe2c023825be87b8a # v1.0.52
+        uses: anthropics/claude-code-action@edd85d61533cbba7b57ed0ca4af1750b1fdfd3c4 # v1.0.55
         with:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
           prompt: |
diff --git a/.github/workflows/version-check.yml b/.github/workflows/version-check.yml
index f66b7fb..6bbf53c 100644
--- a/.github/workflows/version-check.yml
+++ b/.github/workflows/version-check.yml
@@ -31,7 +31,7 @@ jobs:
           fetch-depth: 1
 
       - name: Check version consistency
-        uses: anthropics/claude-code-action@68cfeead1890300cc87935dbe2c023825be87b8a # v1.0.52
+        uses: anthropics/claude-code-action@edd85d61533cbba7b57ed0ca4af1750b1fdfd3c4 # v1.0.55
         id: version-check
         with:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}