diff --git a/overcooked_simulator/gui_2d_vis/drawing.py b/overcooked_simulator/gui_2d_vis/drawing.py
index c7484b081e94dab1150acd6fc6a2709edef8b490..0690e22d09e82ca5deb589238cd4c6404b4535d6 100644
--- a/overcooked_simulator/gui_2d_vis/drawing.py
+++ b/overcooked_simulator/gui_2d_vis/drawing.py
@@ -343,13 +343,13 @@ class Visualizer:
         grid_size: float,
     ):
         """Visualize progress of progressing item as a green bar under the item."""
-        pos -= grid_size / 2
+        bar_pos = pos - (grid_size / 2)
 
         bar_height = grid_size * 0.2
         progress_width = percent * grid_size
         progress_bar = pygame.Rect(
-            pos[0],
-            pos[1] + grid_size - bar_height,
+            bar_pos[0],
+            bar_pos[1] + grid_size - bar_height,
             progress_width,
             bar_height,
         )