diff --git a/script/RFscan/phase_scan_caqtdm.py b/script/RFscan/phase_scan_caqtdm.py
index 180645c..c0b3de5 100644
--- a/script/RFscan/phase_scan_caqtdm.py
+++ b/script/RFscan/phase_scan_caqtdm.py
@@ -14,6 +14,7 @@ bpm_ch  = caget(prefix + ":DBPM")
 disp    = caget(bpm_ch + ":DISPERSION")
 energy0 = caget(bpm_ch + ":ENERGY")
 
+
 phase =  ControlledVariable("Phase", prefix + ":SET-VSUM-PHASE-SIM", prefix + ":GET-VSUM-PHASE-SIM")
 phase.config.minValue   =-45.0
 phase.config.maxValue   = 360.0