diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 80c963d..0644af5 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -9,7 +9,7 @@ on:
 jobs:
   test-and-deploy:
     runs-on: ubuntu-latest
-    
+
     permissions:
       contents: write
       packages: write
@@ -20,47 +20,47 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-        
+
       - name: Setup pnpm
         uses: pnpm/action-setup@v4
         with:
           version: latest
-          
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '20'
-          cache: 'pnpm'
-          registry-url: 'https://registry.npmjs.org'
-          
+          node-version: "20"
+          cache: "pnpm"
+          registry-url: "https://registry.npmjs.org"
+
       - name: Install dependencies
         run: pnpm install
-        
+
       - name: Run build
         run: pnpm build
-        
+
       - name: Setup Git config
         if: github.ref == 'refs/heads/master' && github.event_name == 'push'
         run: |
           git config --local user.email "tell280210@gmail.com"
           git config --local user.name "Colbrush Bot"
-          
+
       - name: Analyze commits and auto version
         if: github.ref == 'refs/heads/master' && github.event_name == 'push'
         run: |
           COMMIT_COUNT=$(git rev-list --count HEAD)
-          
+
           if [ "$COMMIT_COUNT" -gt 10 ]; then
             COMMITS=$(git log --pretty=format:"%s" HEAD~10..HEAD)
           else
             COMMITS=$(git log --pretty=format:"%s" HEAD)
           fi
-          
+
           echo "Analyzing commits:"
           echo "$COMMITS"
-          
+
           VERSION_TYPE="patch"  # default
-          
+
           # MAJOR 
           if echo "$COMMITS" | grep -qiE "(BREAKING|💥)"; then
             VERSION_TYPE="major"
@@ -78,34 +78,39 @@ jobs:
             VERSION_TYPE="patch"
             echo "📝 Other changes detected - PATCH version bump"
           fi
-          
+
           # 현재 버전 확인
           CURRENT_VERSION=$(node -p "require('./package.json').version")
           echo "Current version: $CURRENT_VERSION"
-          
+
           # 자동 버전 업데이트
           npm version $VERSION_TYPE --no-git-tag-version
-          
+
           # 새 버전 확인
           NEW_VERSION=$(node -p "require('./package.json').version")
           echo "New version: $NEW_VERSION"
-          
+
           # 변경사항 커밋
           git add package.json
           git commit -m "🔖 Auto bump $VERSION_TYPE version to v$NEW_VERSION" || exit 0
-          
+
           # Git 태그 생성
-          git tag "v$NEW_VERSION"
-          
+          if git rev-parse "v${NEW_VERSION}" >/dev/null 2>&1; then
+            echo "Tag v${NEW_VERSION} already exists. Skipping tag creation."
+          else
+            git tag "v${NEW_VERSION}"
+            echo "✅ Created tag v${NEW_VERSION}"
+          fi
+
           # 원격 저장소에 푸시 (태그 포함)
           git push origin master --tags
-          
+
           # npm에 배포
           echo "Publishing version $NEW_VERSION to npm..."
           pnpm publish --no-git-checks
-          
+
           echo "✅ Successfully published v$NEW_VERSION to npm!"
-          
+
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
\ No newline at end of file
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}