diff --git a/apps/emqx_dashboard/src/emqx_dashboard_desc_cache.erl b/apps/emqx_dashboard/src/emqx_dashboard_desc_cache.erl
index 9d8d1905d..b503fed88 100644
--- a/apps/emqx_dashboard/src/emqx_dashboard_desc_cache.erl
+++ b/apps/emqx_dashboard/src/emqx_dashboard_desc_cache.erl
@@ -36,7 +36,7 @@ init() ->
     OtherLangDesc0 = filelib:wildcard("desc.*.hocon", WwwStaticDir),
     OtherLangDesc = lists:map(fun(F) -> filename:join([WwwStaticDir, F]) end, OtherLangDesc0),
     Files = [EngDesc | OtherLangDesc],
-    ?MODULE = ets:new(?MODULE, [named_table, public, set, {read_concurrency, true}]),
+    ok = emqx_utils_ets:new(?MODULE, [public, ordered_set, {read_concurrency, true}]),
     ok = lists:foreach(fun(F) -> load_desc(?MODULE, F) end, Files).
 
 %% @doc Load the description of the configuration items from the file.
diff --git a/scripts/merge-config.escript b/scripts/merge-config.escript
index b3c214dd7..14ec979f2 100755
--- a/scripts/merge-config.escript
+++ b/scripts/merge-config.escript
@@ -110,14 +110,14 @@ merge_desc_files_per_lang(Lang) ->
     BaseConf = <<"">>,
     Cfgs0 = get_all_desc_files(Lang),
     Conf = do_merge_desc_files_per_lang(BaseConf, Cfgs0),
-    OutputFile = case Lang of 
+    OutputFile = case Lang of
         "en" ->
             %% en desc will always be in the priv dir of emqx_dashboard
              "apps/emqx_dashboard/priv/desc.en.hocon";
         "zh" ->
             %% so far we inject zh desc as if it's extracted from dashboard package
             %% TODO: remove this when we have zh translation moved to dashboard package
-             "apps/emqx_dashboard/priv/www/static/desc.zh.hocon"
+            "apps/emqx_dashboard/priv/www/static/desc.zh.hocon"
     end,
     ok = filelib:ensure_dir(OutputFile),
     ok = file:write_file(OutputFile, Conf).