diff --git a/app/src/types/protyle.d.ts b/app/src/types/protyle.d.ts
index 0ba62b5af..a000df009 100644
--- a/app/src/types/protyle.d.ts
+++ b/app/src/types/protyle.d.ts
@@ -440,7 +440,7 @@ interface IProtyleOptions {
     }[],
     action?: TProtyleAction[],
     mode?: TEditorMode,
-    blockId: string
+    blockId?: string
     rootId?: string
     key?: string
     defId?: string