diff --git a/jquery.raty/jquery.raty.d.ts b/jquery.raty/jquery.raty.d.ts
index 0f1bba263..35e0f80ad 100644
--- a/jquery.raty/jquery.raty.d.ts
+++ b/jquery.raty/jquery.raty.d.ts
@@ -6,7 +6,8 @@ interface JQuery {
   raty(): JQuery;
   raty(options: JQueryRatyOptions): JQuery;
   raty(method: string, parameter: any): any;
-  raty(method: 'score', score: number): number;
+  raty(method: 'score'): number;
+  raty(method: 'score', score: number): void;
   raty(method: 'click', star: number): void;
   raty(method: 'readonly', on: boolean): void;
   raty(method: 'cancel', on: boolean): void;
diff --git a/jquery.raty/jquery.raty.tests.ts b/jquery.raty/jquery.raty.tests.ts
index e324e1ce3..65a298bc3 100644
--- a/jquery.raty/jquery.raty.tests.ts
+++ b/jquery.raty/jquery.raty.tests.ts
@@ -43,7 +43,7 @@ $element.raty({
   starType: 'img',
 });
 
-$element.raty('score');
+var score: number = $element.raty('score');
 $element.raty('score', 4);
 $element.raty('click', 2);
 $element.raty('readOnly', true);