diff --git a/adafruit_display_shapes/circle.py b/adafruit_display_shapes/circle.py
index cd8e6bc..c7636d5 100644
--- a/adafruit_display_shapes/circle.py
+++ b/adafruit_display_shapes/circle.py
@@ -54,21 +54,21 @@ def __init__(self, x0, y0, r, *, fill=None, outline=None, stroke=1):
             stroke=stroke,
         )
         self.r = r
-        
+
     @property
     def x0(self):
         """The x-position of the center of the circle."""
         return self.x + self.r
-        
+
     @property
     def y0(self):
         """The y-position of the center of the circle."""
         return self.y + self.r
-    
+
     @x0.setter
     def x0(self, x0):
         self.x = x0 - self.r
-        
+
     @y0.setter
     def y0(self, y0):
         self.y = y0 - self.r