diff --git a/src/Umbraco.Web.UI.Client/src/external/router-slot/util/url.ts b/src/Umbraco.Web.UI.Client/src/external/router-slot/util/url.ts
index f9a95d0897..8ca75dc55d 100644
--- a/src/Umbraco.Web.UI.Client/src/external/router-slot/util/url.ts
+++ b/src/Umbraco.Web.UI.Client/src/external/router-slot/util/url.ts
@@ -70,7 +70,7 @@ export function queryString(): string {
  * @returns Params
  */
 export function query(): Query {
-	return toQuery(queryString().substr(1));
+	return toQuery(queryString().substring(1));
 }
 
 /**