diff --git a/shader/instancing_vertex.glsl b/shader/instancing_vertex.glsl
index d5c2faa..3af83a5 100644
--- a/shader/instancing_vertex.glsl
+++ b/shader/instancing_vertex.glsl
@@ -1,9 +1,6 @@
 #version 330
 
 in vec3 vertexPosition;
-in vec2 vertexTexCoord;
-in vec3 vertexNormal;
-in vec4 vertexColor;
 in mat4 instanceTransform;
 
 uniform mat4 mvp;