diff --git a/src/repository.rs b/src/repository.rs
index d064d1b..1032c49 100755
--- a/src/repository.rs
+++ b/src/repository.rs
@@ -6,6 +6,7 @@ use crate::repository::RepositoryType::{Base, Expansion};
 
 /// The type of repository, discerning game data from expansion data.
 #[derive(Debug, PartialEq)]
+#[repr(C)]
 pub enum RepositoryType {
     /// The base game directory, like "ffxiv".
     Base,