diff --git a/my_Tetris.py b/my_Tetris.py
index ffbaa33..d906f4f 100644
--- a/my_Tetris.py
+++ b/my_Tetris.py
@@ -121,7 +121,7 @@ while True:
         pygame.draw.rect(screen, (255, 255, 255), 
                         (cube[1] * 20-20, cube[0] * 20-20, 20, 20), 1)
     for i, row in zip(range(1,26), num_list):
-        for j, colors in zip(range(1,26), row):
+        for j, colors in zip(range(1,16), row):
             if colors != 0:
                 pygame.draw.rect(screen, colors,
                             (j * 20-20, i * 20-20, 20, 20))