diff --git a/model.cc b/model.cc
index 1800572..22e0e7c 100644
--- a/model.cc
+++ b/model.cc
@@ -2,14 +2,12 @@
 
 Model::Model(std::string filePath, float scale) {
     reference = ACGL::OpenGL::VertexArrayObjectCreator(filePath).create();
-    reference->bind();
     this->scale = scale;
 }
 
-Model::Model(std::string filePath) {
-    reference = ACGL::OpenGL::VertexArrayObjectCreator(filePath).create();
-    reference->bind();
-    this->scale = 1.0f;
+Model::Model(ACGL::OpenGL::SharedVertexArrayObject vao, float scale){
+    reference = vao;
+    this->scale = scale;
 }
 
 Model::Model(){
diff --git a/model.hh b/model.hh
index 70391d6..e73c4e9 100644
--- a/model.hh
+++ b/model.hh
@@ -6,8 +6,8 @@
 
 class Model {
     public:
-        Model(std::string filePath, float scale);
-        Model(std::string filePath);
+        Model(std::string filePath, float scale=1.0f);
+	Model(ACGL::OpenGL::SharedVertexArrayObject vao, float scale=1.0f);
 	    Model();
         ~Model();
         ACGL::OpenGL::SharedVertexArrayObject getReference();