diff --git a/apps/emqx_ldap/test/emqx_ldap_authn_SUITE.erl b/apps/emqx_ldap/test/emqx_ldap_authn_SUITE.erl
index d3b7a90f4..5167d2267 100644
--- a/apps/emqx_ldap/test/emqx_ldap_authn_SUITE.erl
+++ b/apps/emqx_ldap/test/emqx_ldap_authn_SUITE.erl
@@ -8,6 +8,7 @@
 
 -include_lib("emqx_authn/include/emqx_authn.hrl").
 -include_lib("eunit/include/eunit.hrl").
+-include_lib("common_test/include/ct.hrl").
 
 -define(LDAP_HOST, "ldap").
 -define(LDAP_DEFAULT_PORT, 389).
@@ -20,7 +21,6 @@ all() ->
     emqx_common_test_helpers:all(?MODULE).
 
 init_per_testcase(_, Config) ->
-    {ok, _} = emqx_cluster_rpc:start_link(node(), emqx_cluster_rpc, 1000),
     emqx_authentication:initialize_authentication(?GLOBAL, []),
     emqx_authn_test_lib:delete_authenticators(
         [authentication],
@@ -32,8 +32,9 @@ init_per_suite(Config) ->
     _ = application:load(emqx_conf),
     case emqx_common_test_helpers:is_tcp_server_available(?LDAP_HOST, ?LDAP_DEFAULT_PORT) of
         true ->
-            ok = emqx_common_test_helpers:start_apps([emqx_authn]),
-            ok = start_apps([emqx_resource]),
+            Apps = emqx_cth_suite:start([emqx, emqx_conf, emqx_authn], #{
+                work_dir => ?config(priv_dir, Config)
+            }),
             {ok, _} = emqx_resource:create_local(
                 ?LDAP_RESOURCE,
                 ?RESOURCE_GROUP,
@@ -41,19 +42,18 @@ init_per_suite(Config) ->
                 ldap_config(),
                 #{}
             ),
-            Config;
+            [{apps, Apps} | Config];
         false ->
             {skip, no_ldap}
     end.
 
-end_per_suite(_Config) ->
+end_per_suite(Config) ->
     emqx_authn_test_lib:delete_authenticators(
         [authentication],
         ?GLOBAL
     ),
     ok = emqx_resource:remove_local(?LDAP_RESOURCE),
-    ok = stop_apps([emqx_resource]),
-    ok = emqx_common_test_helpers:stop_apps([emqx_authn]).
+    ok = emqx_cth_suite:stop(?config(apps, Config)).
 
 %%------------------------------------------------------------------------------
 %% Tests