diff --git a/Assets/VRM10/Runtime/IO/Material/Vrm10UrpMaterialDescriptorGenerator.cs b/Assets/VRM10/Runtime/IO/Material/Vrm10UrpMaterialDescriptorGenerator.cs
index f2844cfbe..49434506f 100644
--- a/Assets/VRM10/Runtime/IO/Material/Vrm10UrpMaterialDescriptorGenerator.cs
+++ b/Assets/VRM10/Runtime/IO/Material/Vrm10UrpMaterialDescriptorGenerator.cs
@@ -15,9 +15,7 @@ namespace UniVRM10
                 if (!GltfPbrUrpMaterialImporter.TryCreateParam(data, i, out matDesc))
                 {
                     // fallback
-#if VRM_DEVELOP
                     Debug.LogWarning($"material: {i} out of range. fallback");
-#endif
                     return new MaterialDescriptor(GltfMaterialDescriptorGenerator.GetMaterialName(i, null), GltfPbrMaterialImporter.ShaderName);
                 }
             }