diff --git a/src/layer/common.rs b/src/layer/common.rs
index 458479b..6ffdc66 100644
--- a/src/layer/common.rs
+++ b/src/layer/common.rs
@@ -14,6 +14,7 @@ pub struct RelativePositions {
 #[binrw]
 #[derive(Debug)]
 #[brw(little)]
+#[repr(C)]
 #[allow(dead_code)] // most of the fields are unused at the moment
 pub struct Transformation {
     pub translation: [f32; 3],