diff --git a/packages/designer/src/project/project.ts b/packages/designer/src/project/project.ts
index b30de9901..0101c5066 100644
--- a/packages/designer/src/project/project.ts
+++ b/packages/designer/src/project/project.ts
@@ -70,6 +70,7 @@ export class Project {
     // FIXME: 这里的行为和 getSchema 并不对等，感觉不太对
     const doc = this.documents.find((doc) => doc.active);
     doc && doc.import(schema?.componentsTree[0]);
+    this.simulator?.rerender();
   }
 
   /**