diff --git a/Make_It_A_Keyboard/keycodes.py b/Make_It_A_Keyboard/keycodes.py
index b48df1d0..a93552f8 100644
--- a/Make_It_A_Keyboard/keycodes.py
+++ b/Make_It_A_Keyboard/keycodes.py
@@ -7,9 +7,10 @@ kbd = Keyboard()
 while True:
     if cpx.button_a:
         kbd.send(Keycode.SHIFT, Keycode.A)  # Type capital 'A'
-        while cpx.button_a:
+        while cpx.button_a: # Wait for button to be released
             pass
+
     if cpx.button_b:
         kbd.send(Keycode.CONTROL, Keycode.X)  # control-X key
-        while cpx.button_b:
+        while cpx.button_b: # Wait for button to be released
             pass