fix cs.bell-labs.com bug
diff --git a/ndb/local b/ndb/local
index 73dbbb1..0008368 100644
--- a/ndb/local
+++ b/ndb/local
@@ -10,7 +10,7 @@
 authdom=outside.plan9.bell-labs.com
 	auth=sources.cs.bell-labs.com
 
-authdom=plan9.bell-labs.com
+authdom=cs.bell-labs.com
 	auth=lookout.cs.bell-labs.com
 
 authdom=tip9ug.jp