diff --git a/led.py b/led.py
index 2f6f1a8..b716ce5 100755
--- a/led.py
+++ b/led.py
@@ -39,11 +39,9 @@ elif sys.argv[1] == "off":
 elif sys.argv[1]=="b":
     print("blinking")
     removeTrigger()
-    while True:
-        writeLED("/brightness", "1")
-        time.sleep(0.5)
-        writeLED("/brightness","0")
-        time.sleep(0.5)
+    writeLED("/trigger", "timer")
+    writeLED("/delay_on","500")
+    writeLED("/delay_off","500")
     
         
 else: