diff --git a/apps/emqx_rule_engine/src/emqx_rule_engine_schema.erl b/apps/emqx_rule_engine/src/emqx_rule_engine_schema.erl
index 43c8e194b..1db1382a7 100644
--- a/apps/emqx_rule_engine/src/emqx_rule_engine_schema.erl
+++ b/apps/emqx_rule_engine/src/emqx_rule_engine_schema.erl
@@ -19,16 +19,8 @@
 -include_lib("typerefl/include/types.hrl").
 -include_lib("hocon/include/hoconsc.hrl").
 
--type duration_ms() :: integer().
-
--typerefl_from_string({duration_ms/0, emqx_schema, to_duration_ms}).
-
 -behaviour(hocon_schema).
 
--reflect_type([
-    duration_ms/0
-]).
-
 -export([
     namespace/0,
     roots/0,
@@ -38,11 +30,6 @@
 
 -export([validate_sql/1, validate_rule_name/1]).
 
-% workaround: prevent being recognized as unused functions
--export([
-    to_duration_ms/1
-]).
-
 namespace() -> rule_engine.
 
 roots() -> ["rule_engine"].
@@ -57,7 +44,7 @@ fields("rule_engine") ->
             })},
         {jq_function_default_timeout,
             sc(
-                duration_ms(),
+                emqx_schema:duration_ms(),
                 #{
                     default => "10s",
                     desc => ?DESC("rule_engine_jq_function_default_timeout")
@@ -239,20 +226,3 @@ validate_sql(Sql) ->
 
 sc(Type, Meta) -> hoconsc:mk(Type, Meta).
 ref(Field) -> hoconsc:ref(?MODULE, Field).
-
--spec ceiling(number()) -> integer().
-ceiling(X) ->
-    T = erlang:trunc(X),
-    case (X - T) of
-        Neg when Neg < 0 -> T;
-        Pos when Pos > 0 -> T + 1;
-        _ -> T
-    end.
-
--spec to_duration_ms(Input) -> {ok, integer()} | {error, Input} when
-    Input :: string() | binary().
-to_duration_ms(Str) ->
-    case hocon_postprocess:duration(Str) of
-        I when is_number(I) -> {ok, ceiling(I)};
-        _ -> {error, Str}
-    end.
diff --git a/mix.exs b/mix.exs
index 9a0c88696..a55954211 100644
--- a/mix.exs
+++ b/mix.exs
@@ -611,7 +611,7 @@ defmodule EMQXUmbrella.MixProject do
 
   defp jq_dep() do
     if enable_jq?(),
-      do: [{:jq, github: "emqx/jq", tag: "v0.3.0-beta.1", override: true}],
+      do: [{:jq, github: "emqx/jq", tag: "v0.3.0", override: true}],
       else: []
   end
 
diff --git a/rebar.config.erl b/rebar.config.erl
index af2e402f2..b83d41e3e 100644
--- a/rebar.config.erl
+++ b/rebar.config.erl
@@ -41,7 +41,7 @@ quicer() ->
     {quicer, {git, "https://github.com/emqx/quic.git", {tag, "0.0.9"}}}.
 
 jq() ->
-    {jq, {git, "https://github.com/emqx/jq", {tag, "v0.3.0-beta.1"}}}.
+    {jq, {git, "https://github.com/emqx/jq", {tag, "v0.3.0"}}}.
 
 deps(Config) ->
     {deps, OldDeps} = lists:keyfind(deps, 1, Config),