diff --git a/test/emqx_SUITE_data/slave.config b/test/emqx_SUITE_data/slave.config
deleted file mode 100644
index 1cdf851b5..000000000
--- a/test/emqx_SUITE_data/slave.config
+++ /dev/null
@@ -1,45 +0,0 @@
-[{emqx,
-     [{plugins_loaded_file,"loaded_plugins"},
-      {plugins_etc_dir,"plugins/"},
-      {broker_sys_interval,60},
-      {cache_acl,true},
-      {allow_anonymous,true},
-      {license_file,"../../etc/emqx.lic"},
-      {protocol,[{max_clientid_len,1024},{max_packet_size,65536}]},
-      {client,
-          [{max_publish_rate,5},{idle_timeout,30000},{enable_stats,60000}]},
-      {session,
-          [{max_subscriptions,0},
-           {upgrade_qos,false},
-           {max_inflight,32},
-           {retry_interval,20000},
-           {max_awaiting_rel,100},
-           {await_rel_timeout,20000},
-           {enable_stats,60000},
-           {expiry_interval,7200000}]},
-      {mqueue,
-          [{priority,[]},
-           {type,simple},
-           {max_length,infinity},
-           {low_watermark,0.2},
-           {high_watermark,0.6},
-           {store_qos0,true}]},
-      {pubsub,[{pool_size,8},{by_clientid,true},{async,true}]},
-      {bridge,[{max_queue_len,10000},{ping_down_interval,1}]},
-      {listeners, []},
-      {sysmon,
-          [{long_gc,false},
-           {long_schedule,240},
-           {large_heap,8388608},
-           {busy_port,false},
-           {busy_dist_port,true}]}]},
- {gen_rpc,
-     [{socket_keepalive_count,2},
-      {socket_keepalive_interval,5},
-      {socket_keepalive_idle,5},
-      {call_receive_timeout,15000},
-      {authentication_timeout,5000},
-      {send_timeout,5000},
-      {connect_timeout,5000},
-      {tcp_client_port,5369},
-      {tcp_server_port,7369}]}].