diff --git a/script/Alignment/Gun_solenoid_alignment.py b/script/Alignment/Gun_solenoid_alignment.py
index 7f96be1..c2bddc8 100755
--- a/script/Alignment/Gun_solenoid_alignment.py
+++ b/script/Alignment/Gun_solenoid_alignment.py
@@ -43,11 +43,10 @@ if (use_bpm):
     use_background = False
     multiple_background = False    
 else:
-    latch = True    
     if get_device("image_stats") is None:
         print "Instantiating camtool"    
-        add_device(CamTool("image_stats",  prefix = "SINEG01-DSCR190:", latch = latch, camera = "SINEG01-DSCR190"), True)
-    if (latch):
+        add_device(CamTool("image_stats",  prefix = "SINEG01-DSCR190:", latch = True, camera = "SINEG01-DSCR190"), True)
+    if (image_stats.latch):
         image_stats.start()
 #add_device(ImageStats("image_stats", get_simulated_source(image)), True)