diff --git a/script/Alignment/Gun_solenoid_alignment.py b/script/Alignment/Gun_solenoid_alignment.py
index d592f3f..c717605 100755
--- a/script/Alignment/Gun_solenoid_alignment.py
+++ b/script/Alignment/Gun_solenoid_alignment.py
@@ -33,7 +33,9 @@ print "Parameters: ", I1, I2, dI, settling_time, plot_image, number_images, use_
 
 plot_name = datetime.datetime.fromtimestamp(time.time()).strftime('%H%M%S')
 
-add_device(CamTool("image_stats",  prefix = "cam:", latch = True, camera = "SINEG01-DSCR350"), True)
+if get_device("image_stats") is None:
+    print "Instantiating camtool"
+    add_device(CamTool("image_stats",  prefix = "cam:", latch = True, camera = "SINEG01-DSCR350"), True)
 #add_device(ImageStats("image_stats", simulated_source), True)
 image_stats.setNumberOfImages(max(number_images,1))
 image_stats.enableBackground (use_background)