diff --git a/src/Select.tsx b/src/Select.tsx
index 59f35f97..04673319 100644
--- a/src/Select.tsx
+++ b/src/Select.tsx
@@ -138,8 +138,8 @@ export interface SelectProps<ValueType = any, OptionType extends BaseOptionType
    */
   filterOption?: boolean | FilterFunc<OptionType>;
   filterSort?: (optionA: OptionType, optionB: OptionType, info: { searchValue: string }) => number;
-  optionFilterProp?: string;
-  optionLabelProp?: string;
+  optionFilterProp?: keyof OptionType;
+  optionLabelProp?: keyof OptionType;
   children?: React.ReactNode;
   options?: OptionType[];
   optionRender?: (