diff --git a/agb-image-converter/src/rust_generator.rs b/agb-image-converter/src/rust_generator.rs
index f3fafa8..c223d3a 100644
--- a/agb-image-converter/src/rust_generator.rs
+++ b/agb-image-converter/src/rust_generator.rs
@@ -1,6 +1,6 @@
-use crate::image_loader::Image;
 use crate::palette16::Palette16OptimisationResults;
 use crate::TileSize;
+use crate::{image_loader::Image, ByteString};
 
 use proc_macro2::TokenStream;
 use quote::{format_ident, quote};
@@ -45,11 +45,11 @@ pub(crate) fn generate_code(
         for x in 0..tiles_x {
             let palette_index = results.assignments[y * tiles_x + x];
             let palette = &results.optimised_palettes[palette_index];
-            
+
             for inner_y in 0..tile_size / 8 {
                 for inner_x in 0..tile_size / 8 {
-                    for j in inner_y * 8..inner_y * 8 + 8 {                        
-                        for i in (inner_x * 8..inner_x * 8 + 8).rev() {
+                    for j in inner_y * 8..inner_y * 8 + 8 {
+                        for i in inner_x * 8..inner_x * 8 + 8 {
                             let colour = image.colour(x * tile_size + i, y * tile_size + j);
                             tile_data.push(palette.colour_index(colour));
                         }
@@ -59,8 +59,12 @@ pub(crate) fn generate_code(
         }
     }
 
-    let tile_data = tile_data.chunks(8)
-        .map(|chunk| chunk.iter().fold(0u32, |acc, &x| (acc << 4) | (x as u32)));
+    let tile_data: Vec<_> = tile_data
+        .chunks(2)
+        .map(|chunk| (chunk[1] << 4) | chunk[0])
+        .collect();
+
+    let data = ByteString(&tile_data);
 
     let assignments = results.assignments.iter().map(|&x| x as u8);
 
@@ -73,9 +77,7 @@ pub(crate) fn generate_code(
                 #(#palette_data),*
             ];
 
-            const TILE_DATA: &[u32] = &[
-                #(#tile_data),*
-            ];
+            const TILE_DATA: &[u8] = #data;
 
             const PALETTE_ASSIGNMENT: &[u8] = &[
                 #(#assignments),*