diff --git a/extensions/imessage/src/test-plugin.test.ts b/extensions/imessage/src/test-plugin.test.ts
index 65bb0bd4334..c6f13ea8716 100644
--- a/extensions/imessage/src/test-plugin.test.ts
+++ b/extensions/imessage/src/test-plugin.test.ts
@@ -1,10 +1,14 @@
-import { afterEach, describe, expect, it } from "vitest";
+import { afterEach, beforeEach, describe, expect, it } from "vitest";
 import {
   listImportedBundledPluginFacadeIds,
   resetFacadeRuntimeStateForTest,
 } from "../../../src/plugin-sdk/facade-runtime.js";
 import { createIMessageTestPlugin } from "./test-plugin.js";
 
+beforeEach(() => {
+  resetFacadeRuntimeStateForTest();
+});
+
 afterEach(() => {
   resetFacadeRuntimeStateForTest();
 });