diff --git a/test/emqx_misc_SUITE.erl b/test/emqx_misc_SUITE.erl
deleted file mode 100644
index 87f51746a..000000000
--- a/test/emqx_misc_SUITE.erl
+++ /dev/null
@@ -1,52 +0,0 @@
-%% Copyright (c) 2018 EMQ Technologies Co., Ltd. All Rights Reserved.
-%%
-%% Licensed under the Apache License, Version 2.0 (the "License");
-%% you may not use this file except in compliance with the License.
-%% You may obtain a copy of the License at
-%%
-%%     http://www.apache.org/licenses/LICENSE-2.0
-%%
-%% Unless required by applicable law or agreed to in writing, software
-%% distributed under the License is distributed on an "AS IS" BASIS,
-%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-%% See the License for the specific language governing permissions and
-%% limitations under the License.
-
--module(emqx_misc_SUITE).
-
--include_lib("eunit/include/eunit.hrl").
-
--compile(export_all).
--compile(nowarn_export_all).
-
--define(SOCKOPTS, [binary,
-                   {packet,    raw},
-                   {reuseaddr, true},
-                   {backlog,   512},
-                   {nodelay,   true}]).
-
-all() -> [t_merge_opts, t_init_proc_mng_policy].
-
-t_merge_opts(_) ->
-    Opts = emqx_misc:merge_opts(?SOCKOPTS, [raw,
-                                            binary,
-                                            {backlog, 1024},
-                                            {nodelay, false},
-                                            {max_clients, 1024},
-                                            {acceptors, 16}]),
-    ?assertEqual(1024, proplists:get_value(backlog, Opts)),
-    ?assertEqual(1024, proplists:get_value(max_clients, Opts)),
-    [binary, raw,
-     {acceptors, 16},
-     {backlog, 1024},
-     {max_clients, 1024},
-     {nodelay, false},
-     {packet, raw},
-     {reuseaddr, true}] = lists:sort(Opts).
-
-t_init_proc_mng_policy(_) ->
-    application:set_env(emqx, zones, [{policy, [{force_shutdown_policy, #{max_heap_size => 1}}]}]),
-    {ok, _} = emqx_zone:start_link(),
-    ok = emqx_misc:init_proc_mng_policy(policy),
-    ok = emqx_misc:init_proc_mng_policy(undefined),
-    emqx_zone:stop().