diff --git a/system-status.py b/system-status.py
index be84a2e..888af93 100644
--- a/system-status.py
+++ b/system-status.py
@@ -13,6 +13,7 @@ TEMP_COLOR = [64, 0, 0]
 CPU_COLOR = [0, 16, 32]
 MAX_TEMP = 80
 MIN_TEMP = 40
+BLACK = [0, 0, 0]
 
 
 class SystemStatus:
@@ -51,6 +52,8 @@ class SystemStatus:
         for x in range(start, end):
             for y in range(value):
                 self.hat.set_pixel(x, y, *color)
+            for y in range(value, self.height):
+                self.hat.set_pixel(x, y, BLACK)
 
     def getTempValue(self):
         temp = psutil.sensors_temperatures()['cpu_thermal'][0].current