diff --git a/packages/extension-task-item/src/task-item.ts b/packages/extension-task-item/src/task-item.ts
index cfbf2402b..7601211be 100644
--- a/packages/extension-task-item/src/task-item.ts
+++ b/packages/extension-task-item/src/task-item.ts
@@ -19,7 +19,7 @@ export const TaskItem = Node.create({
   },
 
   content() {
-    return this.options.nested ? '(paragraph|taskList)+' : 'paragraph+'
+    return this.options.nested ? 'paragraph block*' : 'paragraph+'
   },
 
   defining: true,