diff --git a/script/RefocusManipulatorScan.py b/script/RefocusManipulatorScan.py
index 8851b76c..50f5befa 100644
--- a/script/RefocusManipulatorScan.py
+++ b/script/RefocusManipulatorScan.py
@@ -28,8 +28,13 @@ RELATIVE = True
 adjust_sensors()
 set_adc_averaging()
 
+def trig_sensors():
+    wait_beam()
+    trig_scienta()
+    caput("X03DA-OP-10ADC:TRG.PROC", 1)
+    
 try:
-    lscan(MOTOR, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, RELATIVE, before_read=before_readout, after_read = after_readout)
+    lscan(MOTOR, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, RELATIVE, before_read=trig_sensors, after_read = after_readout)
 finally:
     if ENDSCAN:
         after_scan()