diff --git a/gramps/gui/filters/sidebar/_eventsidebarfilter.py b/gramps/gui/filters/sidebar/_eventsidebarfilter.py
index 2f0001a2c..b2c14bb43 100644
--- a/gramps/gui/filters/sidebar/_eventsidebarfilter.py
+++ b/gramps/gui/filters/sidebar/_eventsidebarfilter.py
@@ -62,11 +62,13 @@ class EventSidebarFilter(SidebarFilter):
         self.filter_event = Event()
         self.filter_event.set_type((EventType.CUSTOM, ''))
         self.etype = Gtk.ComboBox(has_entry=True)
+        self.custom_types = dbstate.db.get_event_types()
        
         self.event_menu = widgets.MonitoredDataType(
             self.etype,
             self.filter_event.set_type,
-            self.filter_event.get_type)
+            self.filter_event.get_type,
+            custom_values=self.custom_types)
         
         self.filter_mainparts = widgets.BasicEntry()
         self.filter_date = widgets.DateEntry(uistate, [])