diff --git a/src/plugin-sdk/memory-host-events.test.ts b/src/plugin-sdk/memory-host-events.test.ts
index ec35aaeeb205..fa9fff7b412f 100644
--- a/src/plugin-sdk/memory-host-events.test.ts
+++ b/src/plugin-sdk/memory-host-events.test.ts
@@ -35,6 +35,7 @@ function createDedupe(root: string, overrides?: { ttlMs?: number }) {
 }
 
 afterEach(() => {
+  vi.useRealTimers();
   vi.restoreAllMocks();
   setMaxMemoryHostEventsForTests(undefined);
   resetPluginStateStoreForTests();