diff --git a/script/users/X-Treme users/launchOTF.py b/script/users/X-Treme users/launchOTF.py
index 618de4a6..9a2fb655 100644
--- a/script/users/X-Treme users/launchOTF.py	
+++ b/script/users/X-Treme users/launchOTF.py	
@@ -40,5 +40,8 @@ print "saved data to: ",fname
 time.sleep(1.0)
 
 caput('X03DA-OP-ST1:WT_SET_CLOSE',1)  # close ES Shutter
-caput('X03DA-OP-VG7:WT_SET',2)   #close ES vacuum valve
+
+caput('X03DA-OP-VG7:WT_SET',0)   #close ES vacuum valve
+time.sleep(0.2)
+caput('X03DA-OP-VG7:WT_SET',1)   #close ES vacuum valve