diff --git a/src/c3nav/mapdata/models/geometry/level.py b/src/c3nav/mapdata/models/geometry/level.py
index 36951e0e..094e4c1c 100644
--- a/src/c3nav/mapdata/models/geometry/level.py
+++ b/src/c3nav/mapdata/models/geometry/level.py
@@ -46,10 +46,11 @@ class LevelGeometryMixin(GeometryMixin):
     @property
     def subtitle(self):
         base_subtitle = super().subtitle
-        if self.level_cache is not None:
+        level = getattr(self, 'level_cache', None)
+        if level is not None:
             return format_lazy(_('{category}, {level}'),
                                category=base_subtitle,
-                               level=self.level_cache.title)
+                               level=level.title)
         return base_subtitle
 
     def register_change(self, force=False):
diff --git a/src/c3nav/mapdata/models/geometry/space.py b/src/c3nav/mapdata/models/geometry/space.py
index d96dfa8f..daae57da 100644
--- a/src/c3nav/mapdata/models/geometry/space.py
+++ b/src/c3nav/mapdata/models/geometry/space.py
@@ -32,15 +32,17 @@ class SpaceGeometryMixin(GeometryMixin):
     @property
     def subtitle(self):
         base_subtitle = super().subtitle
-        if self.space_cache is not None:
-            if self.space_cache.level_cache is not None:
+        space = getattr(self, 'space_cache', None)
+        if space is not None:
+            level = getattr(space, 'level_cache', None)
+            if level is not None:
                 return format_lazy(_('{category}, {space}, {level}'),
                                    category=base_subtitle,
-                                   space=self.space_cache.title,
-                                   level=self.space_cache.level_cache.title)
+                                   space=space.title,
+                                   level=level.title)
             return format_lazy(_('{category}, {space}'),
                                category=base_subtitle,
-                               level=self.space_cache.title)
+                               level=space.title)
         return base_subtitle
 
     def register_change(self, force=True):