diff --git a/index.js b/index.js
index b42a642..fe53b20 100644
--- a/index.js
+++ b/index.js
@@ -1,7 +1,7 @@
 var md = require('markdown-it')('commonmark');
 
 hexo.extend.filter.register('before_post_render', function (data) {
-  let strRegExp = '(?<=^\n)(^!!! *)(note|info|todo|warning|attention|caution|failure|missing|fail|error)(.*\n)((^ {4}.*\n|^\n)+)';
+  let strRegExp = /(<\!-- *)(note|info|todo|warning|attention|caution|failure|missing|fail|error) (.)*?--> *\n(.*\n)*?(<\!-- end -->\n)/;
   let admonitionRegExp = new RegExp(strRegExp, 'gmi');
 
   let strData;
@@ -14,7 +14,7 @@ hexo.extend.filter.register('before_post_render', function (data) {
       let admonitionContent = '';
       for (const v of p4) {
         admonitionContent += v.trim();
-        admonitionContent += '\n';
+        admonitionContent += '\n';3
       }
 
       if (p3.replace(/\s+/g, '') === '""' || p3.replace(/\s+/g, '') === '') {