diff --git a/glue/viewers/profile/state.py b/glue/viewers/profile/state.py
index 283ae3513..572ff0f12 100644
--- a/glue/viewers/profile/state.py
+++ b/glue/viewers/profile/state.py
@@ -115,6 +115,7 @@ def _update_att(self, *args):
             else:
                 self.x_att_pixel = self.x_att
         self._reset_x_limits()
+        self._update_x_display_unit_choices()
 
     def _reset_x_limits(self, *event):
 
@@ -251,7 +252,6 @@ def _reference_data_changed(self, before=None, after=None):
                 self._update_att()
 
         self.reset_limits()
-        self._update_x_display_unit_choices()
 
     def _update_priority(self, name):
         if name == 'layers':