diff --git a/day21/snake.py b/day21/snake.py
index 501d7ee..7fe80e4 100644
--- a/day21/snake.py
+++ b/day21/snake.py
@@ -19,7 +19,7 @@ def create_snake(self):
             self.add_segment(position)
 
     def add_segment(self, position):
-        new_segment = Turtle("square")
+        new_segment = Turtle("circle")
         new_segment.color("white")
         new_segment.penup()
         new_segment.goto(position)