diff --git a/shaders/simple.vert b/shaders/simple.vert
index 2a10ade..7dad78c 100644
--- a/shaders/simple.vert
+++ b/shaders/simple.vert
@@ -3,17 +3,9 @@
 in layout(location=0) vec3 position;
 in layout(location=1) vec4 aColor;
 out vec4 vColor;
-
-mat4 transform;
+uniform mat4 transform;
 
 void main() {
-    transform = mat4(                                                                                                                                            
-        1.0, 0.0, 0.0, 0.0,                                                                                                                                      
-        0.0, 1.0, 0.0, 0.0,                                                                                                                                      
-        0.0, 0.0, 1.0, 0.0,                                                                                                                                      
-        0.0, 0.0, 0.0, 1.0                                                                                                                                       
-    );
-
     gl_Position = transform * vec4(position, 1.0f);
     vColor = aColor;
 }