From 57bb4fca561ef257b1389020afc1dcb9dfe2ee2b Mon Sep 17 00:00:00 2001
From: Jeffrey Chen <78434827+TCOTC@users.noreply.github.com>
Date: Sun, 26 Oct 2025 18:46:37 +0800
Subject: [PATCH] :art: Improve the embedded block menu (#16204)

fix https://github.com/siyuan-note/siyuan/issues/16201
---
 app/src/protyle/gutter/index.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/protyle/gutter/index.ts b/app/src/protyle/gutter/index.ts
index 3b77bdeca..23e3336b0 100644
--- a/app/src/protyle/gutter/index.ts
+++ b/app/src/protyle/gutter/index.ts
@@ -1698,7 +1698,7 @@ export class Gutter {
                         iconHTML: "",
                         checked: !nodeElement.getAttribute("custom-heading-mode"),
                         click() {
-                            nodeElement.setAttribute("custom-heading-mode", "0");
+                            nodeElement.removeAttribute("custom-heading-mode");
                             fetchPost("/api/attr/setBlockAttrs", {
                                 id,
                                 attrs: {"custom-heading-mode": ""}