diff --git a/main.py b/main.py
index 7c6f6fe..0ce0c50 100644
--- a/main.py
+++ b/main.py
@@ -29,7 +29,7 @@ def set_relay(pin, state):
 
 def pulse_relay(pin):
     set_relay(pin, RELAY_ON)
-    time.sleep(0.25)
+    time.sleep(0.5)
     set_relay(pin, RELAY_OFF)
 
 def ring_bell(mac):