diff --git a/apps/extension/src/tools/__tests__/dispatcher.test.ts b/apps/extension/src/tools/__tests__/dispatcher.test.ts
index 53a529a..98175f8 100644
--- a/apps/extension/src/tools/__tests__/dispatcher.test.ts
+++ b/apps/extension/src/tools/__tests__/dispatcher.test.ts
@@ -287,7 +287,7 @@ describe("ToolDispatcher", () => {
       agentWindow: {
         create: vi.fn(async () => 4242),
         remove: vi.fn(async () => {}),
-        ensureActiveTab: vi.fn(async () => {}),
+        ensureActiveTab: vi.fn(async () => 1),
       },
     });
     const ctx = await sessions.start("aa11");
diff --git a/apps/extension/src/tools/__tests__/file-transfer.test.ts b/apps/extension/src/tools/__tests__/file-transfer.test.ts
index 3ef1986..dfea01a 100644
--- a/apps/extension/src/tools/__tests__/file-transfer.test.ts
+++ b/apps/extension/src/tools/__tests__/file-transfer.test.ts
@@ -13,7 +13,7 @@ function sessions() {
     agentWindow: {
       create: vi.fn(async () => 100),
       remove: vi.fn(async () => {}),
-      ensureActiveTab: vi.fn(async () => {}),
+      ensureActiveTab: vi.fn(async () => 1),
     },
   });
 }