diff --git a/server/aoprotocol.py b/server/aoprotocol.py
index 2adfc91..bea9e35 100644
--- a/server/aoprotocol.py
+++ b/server/aoprotocol.py
@@ -172,6 +172,7 @@ class AOProtocol(asyncio.Protocol):
             self.client.server.dump_hdids()
         for ipid in self.client.server.hdid_list[self.client.hdid]:
             if self.server.ban_manager.is_banned(ipid):
+                self.client.send_command('BD')
                 self.client.disconnect()
                 return
         logger.log_server('Connected. HDID: {}.'.format(self.client.hdid), self.client)