diff --git a/scripts/schema-dump-reformat.escript b/scripts/schema-dump-reformat.escript
deleted file mode 100755
index a3e059b70..000000000
--- a/scripts/schema-dump-reformat.escript
+++ /dev/null
@@ -1,133 +0,0 @@
-#!/usr/bin/env escript
-
-%% This script translates the hocon_schema_json's schema dump to a new format.
-%% It is used to convert older version EMQX's schema dumps to the new format
-%% after all files are upgraded to the new format, this script can be removed.
-
--mode(compile).
-
-main([Input]) ->
-    ok = add_libs(),
-    _ = atoms(),
-    {ok, Data} = file:read_file(Input),
-    Json = jsx:decode(Data),
-    NewJson = reformat(Json),
-    io:format("~s~n", [jsx:encode(NewJson)]);
-main(_) ->
-    io:format("Usage: schema-dump-reformat.escript <input.json>~n"),
-    halt(1).
-
-reformat(Json) ->
-    %% NOTE: Assuming schema would contain no types needing localized typedocs.
-    emqx_conf:reformat_schema_dump(fix(Json), _Lang = "en").
-
-%% fix old type specs to make them compatible with new type specs
-fix(#{
-    <<"kind">> := <<"union">>,
-    <<"members">> := [#{<<"name">> := <<"string()">>}, #{<<"name">> := <<"function()">>}]
-}) ->
-    %% s3_exporter.secret_access_key
-    #{
-        kind => primitive,
-        name => <<"string()">>
-    };
-fix(#{<<"kind">> := <<"primitive">>, <<"name">> := <<"emqx_conf_schema:log_level()">>}) ->
-    #{
-        kind => enum,
-        symbols => [emergency, alert, critical, error, warning, notice, info, debug, none, all]
-    };
-fix(#{<<"kind">> := <<"primitive">>, <<"name">> := <<"emqx_connector_http:pool_type()">>}) ->
-    #{kind => enum, symbols => [random, hash]};
-fix(#{<<"kind">> := <<"primitive">>, <<"name">> := <<"emqx_bridge_http_connector:pool_type()">>}) ->
-    #{kind => enum, symbols => [random, hash]};
-fix(Map) when is_map(Map) ->
-    maps:from_list(fix(maps:to_list(Map)));
-fix(List) when is_list(List) ->
-    lists:map(fun fix/1, List);
-fix({<<"kind">>, Kind}) ->
-    {kind, binary_to_atom(Kind, utf8)};
-fix({<<"name">>, Type}) ->
-    {name, fix_type(Type)};
-fix({K, V}) ->
-    {binary_to_atom(K, utf8), fix(V)};
-fix(V) when is_number(V) ->
-    V;
-fix(V) when is_atom(V) ->
-    V;
-fix(V) when is_binary(V) ->
-    V.
-
-%% ensure below ebin dirs are added to code path:
-%% _build/default/lib/*/ebin
-%% _build/emqx/lib/*/ebin
-%% _build/emqx-enterprise/lib/*/ebin
-add_libs() ->
-    Profile = os:getenv("PROFILE"),
-    case Profile of
-        "emqx" ->
-            ok;
-        "emqx-enterprise" ->
-            ok;
-        _ ->
-            io:format("PROFILE is not set~n"),
-            halt(1)
-    end,
-    Dirs =
-        filelib:wildcard("_build/default/lib/*/ebin") ++
-            filelib:wildcard("_build/" ++ Profile ++ "/lib/*/ebin"),
-    lists:foreach(fun add_lib/1, Dirs).
-
-add_lib(Dir) ->
-    code:add_patha(Dir),
-    Beams = filelib:wildcard(Dir ++ "/*.beam"),
-    _ = spawn(fun() -> lists:foreach(fun load_beam/1, Beams) end),
-    ok.
-
-load_beam(BeamFile) ->
-    ModuleName = filename:basename(BeamFile, ".beam"),
-    Module = list_to_atom(ModuleName),
-    %% load the beams to make sure the atoms are existing
-    code:ensure_loaded(Module),
-    ok.
-
-fix_type(<<"[{string(), string()}]">>) ->
-    <<"map()">>;
-fix_type(<<"[{binary(), binary()}]">>) ->
-    <<"map()">>;
-fix_type(<<"emqx_limiter_schema:rate()">>) ->
-    <<"string()">>;
-fix_type(<<"emqx_limiter_schema:burst_rate()">>) ->
-    <<"string()">>;
-fix_type(<<"emqx_limiter_schema:capacity()">>) ->
-    <<"string()">>;
-fix_type(<<"emqx_limiter_schema:initial()">>) ->
-    <<"string()">>;
-fix_type(<<"emqx_limiter_schema:failure_strategy()">>) ->
-    <<"string()">>;
-fix_type(<<"emqx_conf_schema:file()">>) ->
-    <<"string()">>;
-fix_type(<<"#{term() => binary()}">>) ->
-    <<"map()">>;
-fix_type(<<"[term()]">>) ->
-    %% jwt claims
-    <<"map()">>;
-fix_type(<<"emqx_ee_bridge_influxdb:write_syntax()">>) ->
-    <<"string()">>;
-fix_type(<<"emqx_bridge_influxdb:write_syntax()">>) ->
-    <<"string()">>;
-fix_type(<<"emqx_schema:mqtt_max_packet_size()">>) ->
-    <<"non_neg_integer()">>;
-fix_type(<<"emqx_s3_schema:secret_access_key()">>) ->
-    <<"string()">>;
-fix_type(Type) ->
-    Type.
-
-%% ensure atoms are loaded
-%% these atoms are from older version of emqx
-atoms() ->
-    [
-        emqx_ee_connector_clickhouse,
-        emqx_ee_bridge_gcp_pubsub,
-        emqx_ee_bridge_influxdb,
-        emqx_connector_http
-    ].