diff --git a/packages/core/src/extensions/__tests__/lens-extension.test.ts b/packages/core/src/extensions/__tests__/lens-extension.test.ts
index 891e41343a..79a056ad26 100644
--- a/packages/core/src/extensions/__tests__/lens-extension.test.ts
+++ b/packages/core/src/extensions/__tests__/lens-extension.test.ts
@@ -7,6 +7,8 @@ import { getApplicationBuilder } from "../../renderer/components/test-utils/get-
 import { LensMainExtension } from "../lens-main-extension";
 
 describe("lens extension", () => {
+  let ext: LensMainExtension;
+
   beforeEach(async () => {
     const builder = getApplicationBuilder();