diff --git a/apps/emqx_conf/test/emqx_conf_schema_tests.erl b/apps/emqx_conf/test/emqx_conf_schema_tests.erl
index 3577edeab..e0aa1963d 100644
--- a/apps/emqx_conf/test/emqx_conf_schema_tests.erl
+++ b/apps/emqx_conf/test/emqx_conf_schema_tests.erl
@@ -83,7 +83,7 @@ log.file_handlers {
     }
     chars_limit = unlimited
     drop_mode_qlen = 3000
-    enable = false
+    enable = true
     file = \"log/my-emqx.log\"
     flush_qlen = 8000
     formatter = text
diff --git a/apps/emqx_management/src/emqx_mgmt_api_configs.erl b/apps/emqx_management/src/emqx_mgmt_api_configs.erl
index bc9aaf768..9b14c62fc 100644
--- a/apps/emqx_management/src/emqx_mgmt_api_configs.erl
+++ b/apps/emqx_management/src/emqx_mgmt_api_configs.erl
@@ -201,8 +201,6 @@ config(put, #{body := NewConf}, Req) ->
     case emqx_conf:update(Path, NewConf, ?OPTS) of
         {ok, #{raw_config := RawConf}} ->
             {200, RawConf};
-        {error, {permission_denied, Reason}} ->
-            {403, #{code => 'UPDATE_FAILED', message => Reason}};
         {error, Reason} ->
             {400, #{code => 'UPDATE_FAILED', message => ?ERR_MSG(Reason)}}
     end.
@@ -247,8 +245,6 @@ config_reset(post, _Params, Req) ->
     case emqx_conf:reset(Path, ?OPTS) of
         {ok, _} ->
             {200};
-        {error, {permission_denied, Reason}} ->
-            {403, #{code => 'REST_FAILED', message => Reason}};
         {error, no_default_value} ->
             {400, #{code => 'NO_DEFAULT_VALUE', message => <<"No Default Value.">>}};
         {error, Reason} ->
diff --git a/apps/emqx_management/test/emqx_mgmt_api_configs_SUITE.erl b/apps/emqx_management/test/emqx_mgmt_api_configs_SUITE.erl
index 5a0116a4d..34b8ccd8f 100644
--- a/apps/emqx_management/test/emqx_mgmt_api_configs_SUITE.erl
+++ b/apps/emqx_management/test/emqx_mgmt_api_configs_SUITE.erl
@@ -99,24 +99,24 @@ t_log(_Config) ->
     {ok, Log} = get_config("log"),
     File = "log/emqx-test.log",
     %% update handler
-    Log1 = emqx_utils_maps:deep_put([<<"file_handlers">>, <<"default">>, <<"enable">>], Log, true),
-    Log2 = emqx_utils_maps:deep_put([<<"file_handlers">>, <<"default">>, <<"file">>], Log1, File),
+    Log1 = emqx_utils_maps:deep_put([<<"file">>, <<"default">>, <<"enable">>], Log, true),
+    Log2 = emqx_utils_maps:deep_put([<<"file">>, <<"default">>, <<"to">>], Log1, File),
     {ok, #{}} = update_config(<<"log">>, Log2),
     {ok, Log3} = logger:get_handler_config(default),
     ?assertMatch(#{config := #{file := File}}, Log3),
-    ErrLog1 = emqx_utils_maps:deep_put([<<"file_handlers">>, <<"default">>, <<"enable">>], Log, 1),
+    ErrLog1 = emqx_utils_maps:deep_put([<<"file">>, <<"default">>, <<"enable">>], Log, 1),
     ?assertMatch({error, {"HTTP/1.1", 400, _}}, update_config(<<"log">>, ErrLog1)),
     ErrLog2 = emqx_utils_maps:deep_put(
-        [<<"file_handlers">>, <<"default">>, <<"enabfe">>], Log, true
+        [<<"file">>, <<"default">>, <<"enabfe">>], Log, true
     ),
     ?assertMatch({error, {"HTTP/1.1", 400, _}}, update_config(<<"log">>, ErrLog2)),
 
     %% add new handler
     File1 = "log/emqx-test1.log",
-    Handler = emqx_utils_maps:deep_get([<<"file_handlers">>, <<"default">>], Log2),
-    NewLog1 = emqx_utils_maps:deep_put([<<"file_handlers">>, <<"new">>], Log2, Handler),
+    Handler = emqx_utils_maps:deep_get([<<"file">>, <<"default">>], Log2),
+    NewLog1 = emqx_utils_maps:deep_put([<<"file">>, <<"new">>], Log2, Handler),
     NewLog2 = emqx_utils_maps:deep_put(
-        [<<"file_handlers">>, <<"new">>, <<"file">>], NewLog1, File1
+        [<<"file">>, <<"new">>, <<"to">>], NewLog1, File1
     ),
     {ok, #{}} = update_config(<<"log">>, NewLog2),
     {ok, Log4} = logger:get_handler_config(new),
@@ -124,7 +124,7 @@ t_log(_Config) ->
 
     %% disable new handler
     Disable = emqx_utils_maps:deep_put(
-        [<<"file_handlers">>, <<"new">>, <<"enable">>], NewLog2, false
+        [<<"file">>, <<"new">>, <<"enable">>], NewLog2, false
     ),
     {ok, #{}} = update_config(<<"log">>, Disable),
     ?assertEqual({error, {not_found, new}}, logger:get_handler_config(new)),