diff --git a/Assets/VRM10/Runtime/Migration/Migration.cs b/Assets/VRM10/Runtime/Migration/Migration.cs
index 6b90b83ab..dc908acff 100644
--- a/Assets/VRM10/Runtime/Migration/Migration.cs
+++ b/Assets/VRM10/Runtime/Migration/Migration.cs
@@ -200,10 +200,10 @@ namespace UniVRM10
                             var violentUsageName = kv.Value.GetString();
                             switch (violentUsageName)
                             {
-                                case "allow":
+                                case "Allow":
                                     meta.AllowExcessivelyViolentUsage = true;
                                     break;
-                                case "disallow":
+                                case "Disallow":
                                     meta.AllowExcessivelyViolentUsage = false;
                                     break;
                                 default: