diff --git a/__tests__/instance.spec.ts b/__tests__/instance.spec.ts
index 93ceda9..b6de7f2 100644
--- a/__tests__/instance.spec.ts
+++ b/__tests__/instance.spec.ts
@@ -157,7 +157,7 @@ describe('INSTANCE_EVENT_EMITTER', () => {
   })
 
   it('$off event + fn', () => {
-    const spy2 = jasmine.createSpy('emitter')
+    const spy2 = jest.fn()
     vm.$on('test', spy)
     vm.$on('test', spy2)
     vm.$off('test', spy)