diff --git a/app/src/protyle/util/processCode.ts b/app/src/protyle/util/processCode.ts
index 9590065bb..6ee9134f9 100644
--- a/app/src/protyle/util/processCode.ts
+++ b/app/src/protyle/util/processCode.ts
@@ -32,16 +32,8 @@ export const processPasteCode = (html: string, text: string) => {
     if (isCode) {
         let code = text || html;
         if (/\n/.test(code)) {
-            return `<div data-type="NodeCodeBlock" class="code-block" data-node-id="${Lute.NewNodeID()}">
-    <div class="protyle-action">
-        <span class="protyle-action--first protyle-action__language" contenteditable="false">${window.siyuan.storage[Constants.LOCAL_CODELANG]}</span>
-        <span class="fn__flex-1"></span>
-        <span aria-label="${window.siyuan.languages.copy}" class="b3-tooltips__nw b3-tooltips protyle-icon protyle-icon--first protyle-action__copy"><svg><use xlink:href="#iconCopy"></use></svg></span>
-        <span aria-label="${window.siyuan.languages.more}" class="b3-tooltips__nw b3-tooltips protyle-icon protyle-icon--last protyle-action__menu"><svg><use xlink:href="#iconMore"></use></svg></span>
-    </div>
-    <div contenteditable="true" spellcheck="${window.siyuan.config.editor.spellcheck}">${code.replace(/&/g, "&amp;").replace(/</g, "&lt;")}<wbr></div>
-    <div class="protyle-attr" contenteditable="false">${Constants.ZWSP}</div>
-</div>`;
+            // 不要格式化为多行代码块，否则 Lute 解析会出错 https://github.com/siyuan-note/siyuan/issues/8934
+            return `<div data-type="NodeCodeBlock" class="code-block" data-node-id="${Lute.NewNodeID()}"><div class="protyle-action"><span class="protyle-action--first protyle-action__language" contenteditable="false">${window.siyuan.storage[Constants.LOCAL_CODELANG]}</span><span class="fn__flex-1"></span><span aria-label="${window.siyuan.languages.copy}" class="b3-tooltips__nw b3-tooltips protyle-icon protyle-icon--first protyle-action__copy"><svg><use xlink:href="#iconCopy"></use></svg></span><span aria-label="${window.siyuan.languages.more}" class="b3-tooltips__nw b3-tooltips protyle-icon protyle-icon--last protyle-action__menu"><svg><use xlink:href="#iconMore"></use></svg></span></div><div contenteditable="true" spellcheck="${window.siyuan.config.editor.spellcheck}">${code.replace(/&/g, "&amp;").replace(/</g, "&lt;")}<wbr></div><div class="protyle-attr" contenteditable="false">${Constants.ZWSP}</div></div>`;
         } else {
             // Paste code from IDE no longer escape `<` and `>` https://github.com/siyuan-note/siyuan/issues/8340
             code = code.replace("<", "&lt;").replace(">", "&gt;");