diff --git a/scripts/filters/post_lazyload.js b/scripts/filters/post_lazyload.js
index eec040a..1cbc8a2 100644
--- a/scripts/filters/post_lazyload.js
+++ b/scripts/filters/post_lazyload.js
@@ -12,7 +12,7 @@ const lazyload = htmlContent => {
   if (hexo.theme.config.lazyload.native) {
     // Use more precise replacement: only replace img tags in HTML, not content inside script tags
     return htmlContent.replace(/(<img(?![^>]*?\bloading=)(?:\s[^>]*?)?>)(?![^<]*<\/script>)/gi, match => {
-      return match.replace(/>$/, ' loading=\'lazy\'>')
+      return match.replace(/(\s*\/?)>$/, (_, closing) => ` loading='lazy'${closing}>`)
     })
   }