diff --git a/script/RFscan/GunScan.py b/script/RFscan/GunScan.py
index d5226e4..ba55fb5 100644
--- a/script/RFscan/GunScan.py
+++ b/script/RFscan/GunScan.py
@@ -4,7 +4,7 @@ import  ch.psi.pshell.epics.Camtool as Camtool
 if get_exec_pars().source == CommandSource.ui:
     start   = 0.0
     stop    = 180.0
-    step    = 10.0
+    step    = 30.0
     nb      = 2
     lat     = 0.100
 else:
@@ -43,4 +43,4 @@ finally:
     phase.close()
 #    camtool.close()
     
-p = plot((E, dE),name="data", xdata=rf_phase, title="Phase scan")
+p = plot(((1,2,3),(1,2,3)),name="data", xdata=rf_phase, title="Phase scan")