diff --git a/types/universal-router/generateUrls.d.ts b/types/universal-router/generateUrls.d.ts
index 9900a9adca..620cef3344 100644
--- a/types/universal-router/generateUrls.d.ts
+++ b/types/universal-router/generateUrls.d.ts
@@ -6,7 +6,6 @@ export interface GenerateUrlsOptions extends PathFunctionOptions {
      * Provide a function to stringifyQueryParams option to generate URL with query string from unknown route params.
      */
     stringifyQueryParams?: (params: Params) => string;
-    [_: string]: any;
 }
 
 /**