diff --git a/script/ManipulatorYZFlyScan.py b/script/ManipulatorYZFlyScan.py
index 59d4a937..567795a6 100644
--- a/script/ManipulatorYZFlyScan.py
+++ b/script/ManipulatorYZFlyScan.py
@@ -14,7 +14,7 @@ STEPS_Z = 10
 RANGE_Y = (-1., 1.)
 # speed = distance_per_point / (dwell_time + 0.1)
 # minimum 0.01, maximum 0.125 mm/s
-SPEED_Y = 0.2
+SPEED_Y = 0.125
 
 RELATIVE = False
 LATENCY = 0.0
@@ -27,6 +27,9 @@ adjust_sensors()
 set_adc_averaging()
 set_exec_pars(compression=True)
 
+ManipulatorZ.write(RANGE_Z[0])
+ManipulatorY.write(RANGE_Y[0])
+
 # time per scienta acquisition in seconds
 trig_scienta()
 time1 = time.time()