diff --git a/apps/emqx/src/emqx.app.src b/apps/emqx/src/emqx.app.src
index 3f167d093..f3ea37b67 100644
--- a/apps/emqx/src/emqx.app.src
+++ b/apps/emqx/src/emqx.app.src
@@ -5,7 +5,7 @@
   {vsn, "5.0.0"}, % strict semver, bump manually!
   {modules, []},
   {registered, []},
-  {applications, [kernel,stdlib,gproc,gen_rpc,esockd,cowboy,sasl,os_mon,jiffy,lc]},
+  {applications, [kernel,stdlib,gproc,gen_rpc,mria,esockd,cowboy,sasl,os_mon,jiffy,lc]},
   {mod, {emqx_app,[]}},
   {env, []},
   {licenses, ["Apache-2.0"]},
diff --git a/apps/emqx/test/emqx_banned_SUITE.erl b/apps/emqx/test/emqx_banned_SUITE.erl
index 258030513..de117ab00 100644
--- a/apps/emqx/test/emqx_banned_SUITE.erl
+++ b/apps/emqx/test/emqx_banned_SUITE.erl
@@ -27,13 +27,11 @@ all() -> emqx_common_test_helpers:all(?MODULE).
 init_per_suite(Config) ->
     application:load(emqx),
     ok = ekka:start(),
-    %% for coverage
-    ok = emqx_banned:mnesia(copy),
     Config.
 
 end_per_suite(_Config) ->
     ekka:stop(),
-    mria:ensure_stopped(),
+    mria:stop(),
     mria_mnesia:delete_schema().
 
 t_add_delete(_) ->
diff --git a/apps/emqx/test/emqx_common_test_helpers.erl b/apps/emqx/test/emqx_common_test_helpers.erl
index 5d1051bef..a470370e6 100644
--- a/apps/emqx/test/emqx_common_test_helpers.erl
+++ b/apps/emqx/test/emqx_common_test_helpers.erl
@@ -195,7 +195,8 @@ generate_config(SchemaModule, ConfigFile) when is_atom(SchemaModule) ->
 
 -spec(stop_apps(list()) -> ok).
 stop_apps(Apps) ->
-    [application:stop(App) || App <- Apps ++ [emqx, mnesia]].
+    [application:stop(App) || App <- Apps ++ [emqx, mria, mnesia]],
+    ok.
 
 %% backward compatible
 deps_path(App, RelativePath) -> app_path(App, RelativePath).
diff --git a/apps/emqx/test/emqx_router_SUITE.erl b/apps/emqx/test/emqx_router_SUITE.erl
index aeb60fc2c..0d14a7992 100644
--- a/apps/emqx/test/emqx_router_SUITE.erl
+++ b/apps/emqx/test/emqx_router_SUITE.erl
@@ -41,10 +41,6 @@ init_per_testcase(_TestCase, Config) ->
 end_per_testcase(_TestCase, _Config) ->
     clear_tables().
 
-t_mnesia(_) ->
-    %% for coverage
-    ok = emqx_router:mnesia(copy).
-
 % t_add_route(_) ->
 %     error('TODO').
 
@@ -117,4 +113,3 @@ t_unexpected(_) ->
 clear_tables() ->
     lists:foreach(fun mnesia:clear_table/1,
                   [emqx_route, emqx_trie, emqx_trie_node]).
-
diff --git a/apps/emqx/test/emqx_trie_SUITE.erl b/apps/emqx/test/emqx_trie_SUITE.erl
index 713671766..9135a45dc 100644
--- a/apps/emqx/test/emqx_trie_SUITE.erl
+++ b/apps/emqx/test/emqx_trie_SUITE.erl
@@ -50,7 +50,7 @@ init_per_suite(Config) ->
 
 end_per_suite(_Config) ->
     ekka:stop(),
-    mria:ensure_stopped(),
+    mria:stop(),
     mria_mnesia:delete_schema().
 
 init_per_testcase(_TestCase, Config) ->
@@ -60,9 +60,6 @@ init_per_testcase(_TestCase, Config) ->
 end_per_testcase(_TestCase, _Config) ->
     clear_tables().
 
-t_mnesia(_) ->
-    ok = ?TRIE:mnesia(copy).
-
 t_insert(_) ->
     Fun = fun() ->
               ?TRIE:insert(<<"sensor/1/metric/2">>),
diff --git a/apps/emqx_dashboard/test/emqx_dashboard_SUITE.erl b/apps/emqx_dashboard/test/emqx_dashboard_SUITE.erl
index b9008d128..9f5fb3526 100644
--- a/apps/emqx_dashboard/test/emqx_dashboard_SUITE.erl
+++ b/apps/emqx_dashboard/test/emqx_dashboard_SUITE.erl
@@ -50,7 +50,7 @@ init_per_suite(Config) ->
 
 end_per_suite(_Config) ->
     emqx_common_test_helpers:stop_apps([emqx_dashboard, emqx_management]),
-    mria:ensure_stopped().
+    mria:stop().
 
 set_special_configs(emqx_management) ->
     emqx_config:put([emqx_management], #{listeners => [#{protocol => http, port => 8081}],
diff --git a/apps/emqx_machine/src/emqx_machine.erl b/apps/emqx_machine/src/emqx_machine.erl
index 1df7dba36..996f40bf7 100644
--- a/apps/emqx_machine/src/emqx_machine.erl
+++ b/apps/emqx_machine/src/emqx_machine.erl
@@ -35,7 +35,6 @@ start() ->
     ok = set_backtrace_depth(),
     ok = print_otp_version_warning(),
     ok = load_config_files(),
-    mria:start(),
     ekka:start(),
     mria_rlog:wait_for_shards([?EMQX_MACHINE_SHARD], infinity),
     ok.