diff --git a/src/lib.rs b/src/lib.rs
index fe2fd21..a7316bf 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -96,8 +96,6 @@ pub fn add_tiles(
 
                 if !game.tiles.contains(&inverted) {
                     game.add_tile(inverted);
-
-                    tile_index += 1;
                 }
             }
 
@@ -111,8 +109,6 @@ pub fn add_tiles(
 
                 if !game.tiles.contains(&flipped) {
                     game.add_tile(flipped);
-
-                    tile_index += 1;
                 }
             }
 
@@ -126,8 +122,6 @@ pub fn add_tiles(
 
                 if !game.tiles.contains(&mirrored) {
                     game.add_tile(mirrored);
-
-                    tile_index += 1;
                 }
             }
 
@@ -145,8 +139,6 @@ pub fn add_tiles(
 
                     if !game.tiles.contains(&rotated) {
                         game.add_tile(rotated);
-
-                        tile_index += 1;
                     }
                 }
             }