diff --git a/weed/filer/cassandra2/cassandra_store.go b/weed/filer/cassandra2/cassandra_store.go
index 2260d32a1..1d1d10366 100644
--- a/weed/filer/cassandra2/cassandra_store.go
+++ b/weed/filer/cassandra2/cassandra_store.go
@@ -60,6 +60,7 @@ func (store *Cassandra2Store) initialize(keyspace string, hosts []string, userna
 			KeyPath:                tlsClientKeyFile,
 			EnableHostVerification: true,
 		}
+		store.cluster.Port = 9142
 	}
 	store.cluster.Keyspace = keyspace
 	store.cluster.Timeout = time.Duration(timeout) * time.Millisecond