diff --git a/.github/workflows/cd.yaml b/.github/workflows/cd.yaml
index 490c393b..e349a1dc 100644
--- a/.github/workflows/cd.yaml
+++ b/.github/workflows/cd.yaml
@@ -209,7 +209,12 @@ jobs:
     if: always() && (needs.build-api.result == 'success' || needs.build-api.result == 'skipped') && (needs.build-web.result == 'success' || needs.build-web.result == 'skipped')
     environment: production
     steps:
+      - name: Clean worktrees
+        run: rm -rf .claude/worktrees 2>/dev/null || true
+
       - uses: actions/checkout@v4
+        with:
+          clean: true
 
       - name: Setup
         run: |