diff --git a/docs/customization.md b/docs/customization.md
index 8c033a8..e837e49 100644
--- a/docs/customization.md
+++ b/docs/customization.md
@@ -267,9 +267,16 @@ During this time, nothing will be shown, the screen will be off and therefore no
 ```yaml
 # Define the wake-up button. Use pin 14 for left button or pin 27 for right button
 deep_sleep:
-  wakeup_pin: 14
+  wakeup_pin:
+    number: 14
+    allow_other_uses: true
   wakeup_pin_mode: INVERT_WAKEUP
 
+binary_sensor:
+  - id: !extend left_button
+    pin:
+      allow_other_uses: true
+
 time:
   - id: !extend time_provider
     on_time: