diff --git a/src/typings.d.ts b/src/typings.d.ts
index 1acd9d228feb3c9df7b436f2b37220305590ece0..ae32dca52c4ccf907d122be66ae701874e6d7263 100644
--- a/src/typings.d.ts
+++ b/src/typings.d.ts
@@ -16,6 +16,7 @@ declare module 'react-fittext';
 declare module '@antv/data-set';
 declare module 'nzh/cn';
 declare var APP_TYPE: string;
+
 declare module 'memoize-one' {
   function memoizeOne<T extends (...args: any[]) => any>(
     resultFn: T,