diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP.meta b/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP.meta
new file mode 100644
index 000000000..15592f707
--- /dev/null
+++ b/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 6acece60316c4e7ba14451e4cd8b3e71
+timeCreated: 1667399529
\ No newline at end of file
diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfMaterialDescriptorGenerator.cs b/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfMaterialDescriptorGenerator.cs
similarity index 100%
rename from Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfMaterialDescriptorGenerator.cs
rename to Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfMaterialDescriptorGenerator.cs
diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfMaterialDescriptorGenerator.cs.meta b/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfMaterialDescriptorGenerator.cs.meta
similarity index 100%
rename from Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfMaterialDescriptorGenerator.cs.meta
rename to Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfMaterialDescriptorGenerator.cs.meta
diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfPbrMaterialImporter.cs b/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfPbrMaterialImporter.cs
similarity index 100%
rename from Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfPbrMaterialImporter.cs
rename to Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfPbrMaterialImporter.cs
diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfPbrMaterialImporter.cs.meta b/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfPbrMaterialImporter.cs.meta
similarity index 100%
rename from Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfPbrMaterialImporter.cs.meta
rename to Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfPbrMaterialImporter.cs.meta
diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfUnlitMaterialImporter.cs b/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfUnlitMaterialImporter.cs
similarity index 100%
rename from Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfUnlitMaterialImporter.cs
rename to Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfUnlitMaterialImporter.cs
diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfUnlitMaterialImporter.cs.meta b/Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfUnlitMaterialImporter.cs.meta
similarity index 100%
rename from Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/GltfUnlitMaterialImporter.cs.meta
rename to Assets/UniGLTF/Runtime/UniGLTF/IO/MaterialIO/BuiltinRP/GltfUnlitMaterialImporter.cs.meta