diff --git a/core/views/ui/tables.py b/core/views/ui/tables.py
index 3e55a03..b96426b 100644
--- a/core/views/ui/tables.py
+++ b/core/views/ui/tables.py
@@ -64,7 +64,6 @@ class DrilldownTable(Table):
     mtype = Column()
     realname = Column()
     server = Column()
-    mtype = Column()
     tokens = Column()
     lang_code = Column()
     lang_name = Column()