diff --git a/script/test/HoloFlyScan.py b/script/test/HoloFlyScan.py
index 5e685ffd..4698ff6c 100644
--- a/script/test/HoloFlyScan.py
+++ b/script/test/HoloFlyScan.py
@@ -51,7 +51,7 @@ try:
         print "phi = ", phi
         ManipulatorPhi.waitValueInRange(phi, 1.0, 100)
         print time.time(), " cscan: start"
-        cscan(ManipulatorTheta, SENSORS, THETA_RANGE[0], THETA_RANGE[1], STEPS, time=theta_time, before_read=before_readout, after_read = after_readout)
+        cscan(ManipulatorTheta, SENSORS, THETA_RANGE[0], THETA_RANGE[1], THETA_NSTEPS, time=theta_time, before_read=before_readout, after_read = after_readout)
         print time.time(), " cscan: end"
         if ZIGZAG:
             THETA_RANGE = (THETA_RANGE[1], THETA_RANGE[0])