diff --git a/src/square.rs b/src/square.rs
index 218f3fa2..121c6011 100644
--- a/src/square.rs
+++ b/src/square.rs
@@ -69,7 +69,7 @@ impl Square {
     /// ```
     #[inline]
     pub fn make_square(rank: Rank, file: File) -> Square {
-        Square((rank.to_index() as u8) << 3 ^ (file.to_index() as u8))
+        Square((rank as u8) << 3 ^ (file as u8))
     }
 
     /// Return the rank given this square.