diff --git a/src/gui_qt/data/signaledit/phase_dialog.py b/src/gui_qt/data/signaledit/phase_dialog.py
index 601db39..d040312 100644
--- a/src/gui_qt/data/signaledit/phase_dialog.py
+++ b/src/gui_qt/data/signaledit/phase_dialog.py
@@ -413,12 +413,12 @@ class QPreviewDialog(QtWidgets.QDialog, Ui_ApodEdit):
 
         vb = self.time_graph.getPlotItem().getViewBox()
         vb.disableAutoRange(axis=vb.YAxis)
-
-        self.zerofill_box.setVisible(self._all_time)
-        self.apod_box.setVisible(self._all_time)
-        self.shift_box.setVisible(self._all_time)
-        self.time_graph.setVisible(self._all_time)
-        self.logtime_widget.setVisible(self._all_time)
+        if self._all_time is not None:
+            self.zerofill_box.setVisible(self._all_time)
+            self.apod_box.setVisible(self._all_time)
+            self.shift_box.setVisible(self._all_time)
+            self.time_graph.setVisible(self._all_time)
+            self.logtime_widget.setVisible(self._all_time)
 
         self._temp_baseline = self._temp_baseline_time if self._all_time else self._temp_baseline_freq
         self._temp_fft = self._temp_fft_time if self._all_time else self._temp_fft_freq
diff --git a/src/gui_qt/main/management.py b/src/gui_qt/main/management.py
index a75cc2e..d334930 100644
--- a/src/gui_qt/main/management.py
+++ b/src/gui_qt/main/management.py
@@ -428,6 +428,7 @@ class UpperManagement(QtCore.QObject):
             self.graphs[d.graph].update_legend(identifier, name)
         elif identifier in self.graphs:
             self.graphs[identifier].title = name
+            self.graphs.valueChanged.emit()
         else:
             raise KeyError('Unknown ID ' + str(identifier))