diff --git a/app/src/protyle/wysiwyg/index.ts b/app/src/protyle/wysiwyg/index.ts
index fa5f51239..193dc9bdf 100644
--- a/app/src/protyle/wysiwyg/index.ts
+++ b/app/src/protyle/wysiwyg/index.ts
@@ -1928,6 +1928,10 @@ export class WYSIWYG {
                         selectElements.forEach(item => {
                             item.classList.add("protyle-wysiwyg--select");
                             ids.push(item.getAttribute("data-node-id"));
+                            // 清除选中的子块 https://ld246.com/article/1667826582251
+                            item.querySelectorAll(".protyle-wysiwyg--select").forEach(subItem => {
+                                subItem.classList.remove("protyle-wysiwyg--select");
+                            })
                         });
                         countBlockWord(ids);
                         if (toDown) {