diff --git a/components/date-picker/interface.tsx b/components/date-picker/interface.tsx
index 153d1a1db1..1ae34780f1 100644
--- a/components/date-picker/interface.tsx
+++ b/components/date-picker/interface.tsx
@@ -81,6 +81,7 @@ export interface RangePickerProps extends PickerProps {
   };
   placeholder?: [string, string];
   mode?: string | string[];
+  separator?: React.ReactNode;
   disabledTime?: (
     current: moment.Moment | undefined,
     type: string,