diff --git a/src/utils/deep-assign.ts b/src/utils/deep-assign.ts
index d55f403cb..f2c5b1ff4 100644
--- a/src/utils/deep-assign.ts
+++ b/src/utils/deep-assign.ts
@@ -1,4 +1,4 @@
-import { isDef, isObject } from '.';
+import { isDef, isObject } from './base';
 
 type ObjectIndex = Record<string, any>;