diff --git a/.github/workflows/update_contributors_images.yml b/.github/workflows/update_contributors_images.yml
index 55f39e644..44ea49432 100644
--- a/.github/workflows/update_contributors_images.yml
+++ b/.github/workflows/update_contributors_images.yml
@@ -18,12 +18,19 @@ jobs:
           avatarSize: 42
 
       - name: Modify README.md
-        uses: jaywcjlove/github-action-modify-file-content@v1.4.4
-        with:
-          token: ${{ secrets.CI_GITHUB_TOKEN }}
-          path: README.md
-          openDelimiter: '<!--AUTO_GENERATED_PLEASE_DONT_DELETE_IT-->'
-          closeDelimiter: '<!--AUTO_GENERATED_PLEASE_DONT_DELETE_IT-END-->'
-          message: '修改文档: 更新`贡献者列表`'
-          body: |
-            ${{steps.contributors.outputs.htmlList}}
+        run: |
+          escapedHtmlList=$(echo -e '${{steps.contributors.outputs.htmlList}}' | sed ':a;N;$!ba;s/\n/\\r\\n/g;s/\\r\\n$//')
+          openDelimiter='<!--AUTO_GENERATED_PLEASE_DONT_DELETE_IT-->'
+          closeDelimiter='<!--AUTO_GENERATED_PLEASE_DONT_DELETE_IT-END-->'
+          sed -i "/$openDelimiter/,/$closeDelimiter/c\\$openDelimiter$escapedHtmlList$closeDelimiter" README.md
+          git diff --quiet --exit-code README.md || echo "CHANGES_DETECTED=true" >> $GITHUB_ENV
+
+      - name: Commit and push README.md
+        if: ${{ env.CHANGES_DETECTED == 'true' }}
+        run: |
+          bash script/ci_commit_with_signature.sh \
+          ${{ secrets.CI_GITHUB_TOKEN }} \
+          "maboloshi/github-chinese" \
+          "README.md" \
+          "修改文档: 更新\`贡献者列表\`" \
+          "Signed-off-by: 沙漠之子 <7850715+maboloshi@users.noreply.github.com>"