diff --git a/tailbone/views/workorders.py b/tailbone/views/workorders.py
index a53037bc..d8094e4b 100644
--- a/tailbone/views/workorders.py
+++ b/tailbone/views/workorders.py
@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2023 Lance Edgar
+#  Copyright © 2010-2024 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -83,12 +83,12 @@ class WorkOrderView(MasterView):
     ]
 
     def __init__(self, request):
-        super(WorkOrderView, self).__init__(request)
+        super().__init__(request)
         app = self.get_rattail_app()
         self.workorder_handler = app.get_workorder_handler()
 
     def configure_grid(self, g):
-        super(WorkOrderView, self).configure_grid(g)
+        super().configure_grid(g)
         model = self.model
 
         # customer
@@ -113,7 +113,7 @@ class WorkOrderView(MasterView):
             return 'warning'
 
     def configure_form(self, f):
-        super(WorkOrderView, self).configure_form(f)
+        super().configure_form(f)
         model = self.model
         SelectWidget = forms.widgets.JQuerySelectWidget
 
@@ -208,7 +208,7 @@ class WorkOrderView(MasterView):
         return event.workorder
 
     def configure_row_grid(self, g):
-        super(WorkOrderView, self).configure_row_grid(g)
+        super().configure_row_grid(g)
         g.set_enum('type_code', self.enum.WORKORDER_EVENT)
         g.set_sort_defaults('occurred')
 
@@ -353,7 +353,7 @@ class WorkOrderView(MasterView):
 class StatusFilter(grids.filters.AlchemyIntegerFilter):
 
     def __init__(self, *args, **kwargs):
-        super(StatusFilter, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
 
         from drild import enum
 
@@ -369,14 +369,14 @@ class StatusFilter(grids.filters.AlchemyIntegerFilter):
 
     @property
     def verb_labels(self):
-        labels = dict(super(StatusFilter, self).verb_labels)
+        labels = dict(super().verb_labels)
         labels['is_active'] = "Is Active"
         labels['not_active'] = "Is Not Active"
         return labels
 
     @property
     def valueless_verbs(self):
-        verbs = list(super(StatusFilter, self).valueless_verbs)
+        verbs = list(super().valueless_verbs)
         verbs.extend([
             'is_active',
             'not_active',
@@ -385,7 +385,11 @@ class StatusFilter(grids.filters.AlchemyIntegerFilter):
 
     @property
     def default_verbs(self):
-        verbs = list(super(StatusFilter, self).default_verbs)
+        verbs = super().default_verbs
+        if callable(verbs):
+            verbs = verbs()
+
+        verbs = list(verbs or [])
         verbs.insert(0, 'is_active')
         verbs.insert(1, 'not_active')
         return verbs