diff --git a/src/platform/web/ui/general/ListRange.ts b/src/platform/web/ui/general/ListRange.ts
index 66ee8dfb..23e0ab2e 100644
--- a/src/platform/web/ui/general/ListRange.ts
+++ b/src/platform/web/ui/general/ListRange.ts
@@ -215,7 +215,7 @@ export class ListRange extends Range {
     }
 }
 
-import {ObservableArray} from "../../../../observable/list/ObservableArray.js";
+import {ObservableArray} from "../../../../observable/list/ObservableArray";
 
 export function tests() {
     return {