diff --git a/VContainer/Assets/VContainer/Runtime/Unity/InstanceComponentRegistration.cs b/VContainer/Assets/VContainer/Runtime/Unity/InstanceComponentRegistration.cs
index bb77e9d3..0d2144bf 100644
--- a/VContainer/Assets/VContainer/Runtime/Unity/InstanceComponentRegistration.cs
+++ b/VContainer/Assets/VContainer/Runtime/Unity/InstanceComponentRegistration.cs
@@ -1,6 +1,5 @@
 using System;
 using System.Collections.Generic;
-using UnityEngine;
 
 namespace VContainer.Unity
 {
diff --git a/VContainer/Assets/VContainer/Tests/Unity/EntryPointTest.cs b/VContainer/Assets/VContainer/Tests/Unity/EntryPointTest.cs
index 6f25e470..22270bd4 100644
--- a/VContainer/Assets/VContainer/Tests/Unity/EntryPointTest.cs
+++ b/VContainer/Assets/VContainer/Tests/Unity/EntryPointTest.cs
@@ -27,6 +27,7 @@ public IEnumerator Create()
             Assert.That(entryPoint.StartCalled, Is.EqualTo(1));
             Assert.That(entryPoint.PostStartCalled, Is.EqualTo(1));
 
+            yield return new WaitForFixedUpdate();
             yield return new WaitForFixedUpdate();
 
             Assert.That(entryPoint.FixedTickCalls, Is.GreaterThan(0));