diff --git a/app/src/constants.ts b/app/src/constants.ts
index ecf4cc517..586356f11 100644
--- a/app/src/constants.ts
+++ b/app/src/constants.ts
@@ -34,7 +34,7 @@ export abstract class Constants {
     public static readonly SIYUAN_UPDATE_THEME: string = "siyuan-update-theme";
 
     // size
-    public static readonly SIZE_TOOLBAR_HEIGHT: number = 30;
+    public static readonly SIZE_TOOLBAR_HEIGHT: number = 42;
     public static readonly SIZE_GET = 36;
     public static readonly SIZE_GET_MAX = 102400;
     public static readonly SIZE_UNDO = 64;