diff --git a/Assets/VRM10/Tests/Vrm10ApiTests.cs b/Assets/VRM10/Tests/Vrm10ApiTests.cs
index c554c56d4..d29dcd45c 100644
--- a/Assets/VRM10/Tests/Vrm10ApiTests.cs
+++ b/Assets/VRM10/Tests/Vrm10ApiTests.cs
@@ -1,9 +1,7 @@
-using System.Threading.Tasks;
-using NUnit.Framework;
-using UniVRM10;
+using NUnit.Framework;
 using VRMShaders;
 
-namespace VRM10.Tests
+namespace UniVRM10.Test
 {
     public sealed class Vrm10ApiTests
     {