diff --git a/apps/ecm/filters.py b/apps/ecm/filters.py
index 7a059b00..b1b7d1d2 100644
--- a/apps/ecm/filters.py
+++ b/apps/ecm/filters.py
@@ -11,7 +11,6 @@ class EventFilterSet(filters.FilterSet):
         model = Event
         fields = {
             "cates": ["exact", 'in'],
-            "cates__code": ["exact", 'in'],
             "area": ["exact", "in"],
             "mark": ["exact"]
         }