diff --git a/src/UI.purs b/src/UI.purs
index f7c59aa..b87c290 100644
--- a/src/UI.purs
+++ b/src/UI.purs
@@ -237,7 +237,7 @@ update' (ImgUpdate isThumb pos newData) (GLoaded gal) =
         _, Nothing -> Modify $ GError $ UnexpectedError $ "Suprising out of bound index!"
         _, (Just _) -> Modify newGallery -- No fetch required
 update' (Focus imageIndex) (GLoaded gal) = Both
-    ([DownloadImage >>> pure] <*> [imageIndex, imageIndex - 1, imageIndex + 1])
+    ([DownloadImage >>> pure] <*> [imageIndex, imageIndex + 1, imageIndex - 1])
     (GLoaded gal{ focus = Just { imageIndex, zoom: false } })
 update' Unfocus (GLoaded gal) = Modify $ GLoaded gal{ focus = Nothing }
 update' Zoom (GLoaded gal) = Modify $ GLoaded gal{ focus = gal.focus <#> _{ zoom = true } }