diff --git a/packages/fineui/typescript/core/base.ts b/packages/fineui/typescript/core/base.ts
index 1ff0d2868..4453188b3 100644
--- a/packages/fineui/typescript/core/base.ts
+++ b/packages/fineui/typescript/core/base.ts
@@ -1,4 +1,3 @@
-import { LodashDebounce } from 'lodash/fp';
 import { Widget } from "./widget";
 
 type UnionToIntersection<Union> = (