diff --git a/material_maker/panels/preview_3d/preview_3d.gd b/material_maker/panels/preview_3d/preview_3d.gd
index ef691b1fc..457d600cd 100644
--- a/material_maker/panels/preview_3d/preview_3d.gd
+++ b/material_maker/panels/preview_3d/preview_3d.gd
@@ -110,7 +110,9 @@ func do_load_custom_mesh(file_path) -> void:
 	mm_globals.config.set_value("path", "mesh", file_path.get_base_dir())
 	var id = objects.get_child_count()-1
 	#var mesh = $ObjLoader.load_obj_file(file_path)
-	var mesh = load(file_path)
+	var mesh : Mesh = null
+	var obj_loader = load("res://material_maker/tools/obj_loader/obj_loader.gd")
+	mesh = obj_loader.load_obj_file(file_path)
 	if mesh != null:
 		var object : MeshInstance3D = objects.get_child(id)
 		object.mesh = mesh
diff --git a/material_maker/tools/obj_loader/obj_loader.gd b/material_maker/tools/obj_loader/obj_loader.gd
index deae2b7d8..f8e3bc2de 100644
--- a/material_maker/tools/obj_loader/obj_loader.gd
+++ b/material_maker/tools/obj_loader/obj_loader.gd
@@ -1,9 +1,6 @@
-extends Node
+extends Object
 
-func _ready():
-	pass # Replace with function body.
-
-func load_obj_file(path : String) -> ArrayMesh:
+static func load_obj_file(path : String) -> ArrayMesh:
 	if path == null:
 		return null
 	var ext := path.get_extension()
@@ -53,7 +50,7 @@ func load_obj_file(path : String) -> ArrayMesh:
 	
 	return mdl
 
-func _obj_rel_indice(indice : Vector3, cur_vArr_size : int) -> Vector3:
+static func _obj_rel_indice(indice : Vector3, cur_vArr_size : int) -> Vector3:
 	var output := Vector3.ZERO
 	var indSign := indice.sign()
 	output.x = indice.x - 1 if (indSign.x >= 0) else cur_vArr_size + indice.x
@@ -62,7 +59,7 @@ func _obj_rel_indice(indice : Vector3, cur_vArr_size : int) -> Vector3:
 	
 	return output
 
-func _import_obj(mdlFile : FileAccess) -> TriMesh:
+static func _import_obj(mdlFile : FileAccess) -> TriMesh:
 	var newMsh := TriMesh.new()
 	
 	while !mdlFile.eof_reached():