diff --git a/QtPyLoT.py b/QtPyLoT.py
index 5286d8a8..19302281 100755
--- a/QtPyLoT.py
+++ b/QtPyLoT.py
@@ -73,7 +73,8 @@ from pylot.core.util.errors import FormatError, DatastructureError, \
 from pylot.core.util.connection import checkurl
 from pylot.core.util.dataprocessing import read_metadata, restitute_data
 from pylot.core.util.utils import fnConstructor, getLogin, \
-    full_range, readFilterInformation, trim_station_components, check4gaps, make_pen, pick_color_plt, pick_linestyle_plt
+    full_range, readFilterInformation, trim_station_components, check4gaps, make_pen, pick_color_plt, \
+    pick_linestyle_plt, identifyPhase, loopIdentifyPhase
 from pylot.core.util.event import Event
 from pylot.core.io.location import create_creation_info, create_event
 from pylot.core.util.widgets import FilterOptionsDialog, NewEventDlg, \
@@ -838,6 +839,9 @@ class MainWindow(QMainWindow):
             raise DatastructureError('not specified')
         return fnames
 
+    def getPhaseID(self, phase):
+        return identifyPhase(loopIdentifyPhase(phase))
+
     def get_current_event(self, eventbox=None):
         '''
         Return event (type QtPylot.Event) currently selected in eventbox.
@@ -1951,10 +1955,12 @@ class MainWindow(QMainWindow):
                 return
 
             # get quality classes
-            if phase[0] == 'P':
+            if self.getPhaseID(phase) == 'P':
                 quality = getQualityfromUncertainty(picks['spe'], self._inputs['timeerrorsP'])
-            elif phase[0] == 'S':
+                phaseID = 'P'
+            elif self.getPhaseID(phase) == 'S':
                 quality = getQualityfromUncertainty(picks['spe'], self._inputs['timeerrorsS'])
+                phaseID = 'S'
 
             mpp = picks['mpp'] - stime
             if picks['epp'] and picks['lpp']:
@@ -1971,14 +1977,14 @@ class MainWindow(QMainWindow):
             if self.pg:
                 if picktype == 'manual':
                     if picks['epp'] and picks['lpp']:
-                        pen = make_pen(picktype, phase[0], 'epp', quality)
+                        pen = make_pen(picktype, phaseID, 'epp', quality)
                         pw.plot([epp, epp], ylims,
                                 alpha=.25, pen=pen, name='EPP')
-                        pen = make_pen(picktype, phase[0], 'lpp', quality)
+                        pen = make_pen(picktype, phaseID, 'lpp', quality)
                         pw.plot([lpp, lpp], ylims,
                                 alpha=.25, pen=pen, name='LPP')
                     if spe:
-                        # pen = make_pen(picktype, phase[0], 'spe', quality)
+                        # pen = make_pen(picktype, phaseID, 'spe', quality)
                         # spe_l = pg.PlotDataItem([mpp - spe, mpp - spe], ylims, pen=pen,
                         #                         name='{}-SPE'.format(phase))
                         # spe_r = pg.PlotDataItem([mpp + spe, mpp + spe], ylims, pen=pen)
@@ -1993,13 +1999,13 @@ class MainWindow(QMainWindow):
                         #     fb = pw.addItem(fill)
                         # except:
                         #     print('Warning: drawPicks: Could not create fill for symmetric pick error.')
-                        pen = make_pen(picktype, phase[0], 'mpp', quality)
+                        pen = make_pen(picktype, phaseID, 'mpp', quality)
                         pw.plot([mpp, mpp], ylims, pen=pen, name='{}-Pick'.format(phase))
                     else:
                         pw.plot([mpp, mpp], ylims, pen=pen, name='{}-Pick (NO PICKERROR)'.format(phase))
                 elif picktype == 'auto':
                     if quality < 4:
-                        pen = make_pen(picktype, phase[0], 'mpp', quality)
+                        pen = make_pen(picktype, phaseID, 'mpp', quality)
                         pw.plot([mpp, mpp], ylims, pen=pen)
                 else:
                     raise TypeError('Unknown picktype {0}'.format(picktype))
diff --git a/pylot/core/pick/utils.py b/pylot/core/pick/utils.py
index a9fcc73b..c024985f 100644
--- a/pylot/core/pick/utils.py
+++ b/pylot/core/pick/utils.py
@@ -1097,6 +1097,7 @@ def checkZ4S(X, pick, zfac, checkwin, iplot, fig=None):
             plt.close(fig)
     return returnflag
 
+
 def getQualityfromUncertainty(uncertainty, Errors):
     '''Script to transform uncertainty into quality classes 0-4
        regarding adjusted time errors Errors.
diff --git a/pylot/core/util/widgets.py b/pylot/core/util/widgets.py
index 0750f156..2e7c4493 100644
--- a/pylot/core/util/widgets.py
+++ b/pylot/core/util/widgets.py
@@ -1712,10 +1712,12 @@ class PickDlg(QDialog):
             return
 
         # get quality classes
-        if phase[0] == 'P':
+        if self.getPhaseID(phase) == 'P':
             quality = getQualityfromUncertainty(picks['spe'], self.parameter['timeerrorsP'])
-        elif phase[0] == 'S':
+            phaseID = 'P'
+        elif self.getPhaseID(phase) == 'S':
             quality = getQualityfromUncertainty(picks['spe'], self.parameter['timeerrorsS'])
+            phaseID = 'S'
 
         mpp = picks['mpp'] - self.getStartTime()
         if picks['epp'] and picks['lpp'] and not textOnly:
@@ -1726,7 +1728,7 @@ class PickDlg(QDialog):
         if picktype == 'manual':
             if not textOnly:
                 linestyle_mpp, width_mpp = pick_linestyle_plt(picktype, 'mpp')
-                color = pick_color_plt(picktype, phase, quality)
+                color = pick_color_plt(picktype, phaseID, quality)
                 if picks['epp'] and picks['lpp']:
                     ax.fill_between([epp, lpp], ylims[0], ylims[1],
                                     alpha=.25, color=color, label='EPP, LPP')
@@ -1744,7 +1746,7 @@ class PickDlg(QDialog):
                     # append phase text (if textOnly: draw with current ylims)
                     self.phaseText.append(ax.text(mpp, ylims[1], phase))
         elif picktype == 'auto':
-            color = pick_color_plt(picktype, phase, quality)
+            color = pick_color_plt(picktype, phaseID, quality)
             linestyle_mpp, width_mpp = pick_linestyle_plt(picktype, 'mpp')
             if not textOnly:
                 ax.plot(mpp, ylims[1], color=color, marker='v')