diff --git a/src/model/mesh.rs b/src/model/mesh.rs
index 3de5cd6..d06c90c 100644
--- a/src/model/mesh.rs
+++ b/src/model/mesh.rs
@@ -16,6 +16,7 @@ use crate::shader::shader;
 // NOTE: without repr(C) the compiler may reorder the fields or use different padding/alignment than C.
 // Depending on how you pass the data to OpenGL, this may be bad. In this case it's not strictly
 // necessary though because of the `offset!` macro used below in setupMesh()
+#[repr(C)]
 #[derive(Clone)]
 pub struct Vertex {
     // position