diff --git a/src/c3nav/editor/views.py b/src/c3nav/editor/views.py
index 42b7673b..1b6b2288 100644
--- a/src/c3nav/editor/views.py
+++ b/src/c3nav/editor/views.py
@@ -122,7 +122,7 @@ def edit(request, pk=None, model=None, section=None, space=None, explicit_edit=F
         })
         if not new:
             ctx.update({
-                'geometry_url': '/api/editor/geometries/?section='+str(section.primary_section_pk),
+                'geometry_url': '/api/editor/geometries/?section='+str(obj.primary_section_pk),
             })
     elif model == Space and not new:
         ctx.update({