diff --git a/packages/reactivity/__tests__/reactive.spec.ts b/packages/reactivity/__tests__/reactive.spec.ts
index 5bc695a1c53..4be4dc6e88b 100644
--- a/packages/reactivity/__tests__/reactive.spec.ts
+++ b/packages/reactivity/__tests__/reactive.spec.ts
@@ -327,5 +327,8 @@ describe('reactivity/reactive', () => {
 
     const fooSRl = shallowReadonly(foo)
     expect(isProxy(fooSRl)).toBe(true)
+
+    const c = computed(() => {})
+    expect(isProxy(c)).toBe(false)
   })
 })