diff --git a/types/react-form/index.d.ts b/types/react-form/index.d.ts
index 4dc7e4b1b2..4114f3b7ee 100644
--- a/types/react-form/index.d.ts
+++ b/types/react-form/index.d.ts
@@ -142,7 +142,7 @@ export type SelectOptions = Array<{
 
 export interface SelectProps extends FieldProps, React.SelectHTMLAttributes<HTMLSelectElement> {
     options: SelectOptions;
-    placeholder: string;
+    placeholder?: string;
 }
 
 export const Select: React.StatelessComponent<SelectProps>;