diff --git a/src/twn_textures.c b/src/twn_textures.c
index f4838ac..d6558d4 100644
--- a/src/twn_textures.c
+++ b/src/twn_textures.c
@@ -573,7 +573,7 @@ void textures_bind_repeating(const TextureCache *cache, TextureKey key) {
 
             upload_gpu_texture(repeating_texture,
                                texture.data->pixels,
-                               4,
+                               texture.data->format->BytesPerPixel,
                                texture.data->w,
                                texture.data->h);