diff --git a/app/src/protyle/markdown/highlightRender.ts b/app/src/protyle/markdown/highlightRender.ts
index bf70a8a49..a957d57f5 100644
--- a/app/src/protyle/markdown/highlightRender.ts
+++ b/app/src/protyle/markdown/highlightRender.ts
@@ -63,7 +63,6 @@ export const highlightRender = (element: Element, cdn = Constants.PROTYLE_CDN) =
                 if (!hljs.getLanguage(language)) {
                     language = "plaintext";
                 }
-                block.classList.add("hljs");
                 block.innerHTML = hljs.highlight(
                     block.textContent + (block.textContent.endsWith("\n") ? "" : "\n"), // https://github.com/siyuan-note/siyuan/issues/4609
                     {
diff --git a/app/src/protyle/util/onGet.ts b/app/src/protyle/util/onGet.ts
index 33b332a74..49cf08ce7 100644
--- a/app/src/protyle/util/onGet.ts
+++ b/app/src/protyle/util/onGet.ts
@@ -129,7 +129,7 @@ const setHTML = (options: { content: string, action?: string[] }, protyle: IProt
         protyle.contentElement.scrollTop = protyle.contentElement.scrollTop + (lastElement.getBoundingClientRect().top - lastTop);
         // 动态加载移除
         while (protyle.wysiwyg.element.childElementCount > 2 && protyle.contentElement.scrollHeight > REMOVED_OVER_HEIGHT &&
-        protyle.wysiwyg.element.lastElementChild.getBoundingClientRect().bottom > window.innerHeight) {
+        protyle.wysiwyg.element.lastElementChild.getBoundingClientRect().top > window.innerHeight) {
             protyle.wysiwyg.element.lastElementChild.remove();
         }
     } else {