diff --git a/apps/emqx_auto_subscribe/src/emqx_auto_subscribe.app.src b/apps/emqx_auto_subscribe/src/emqx_auto_subscribe.app.src
index 92d6932ca..353928592 100644
--- a/apps/emqx_auto_subscribe/src/emqx_auto_subscribe.app.src
+++ b/apps/emqx_auto_subscribe/src/emqx_auto_subscribe.app.src
@@ -1,16 +1,17 @@
 %% -*- mode: erlang -*-
-{application, emqx_auto_subscribe,
- [{description, "An OTP application"},
-  {vsn, "0.1.0"},
-  {registered, []},
-  {mod, {emqx_auto_subscribe_app, []}},
-  {applications,
-   [kernel,
-    stdlib
-   ]},
-  {env,[]},
-  {modules, []},
+{application, emqx_auto_subscribe, [
+    {description, "An OTP application"},
+    {vsn, "0.1.0"},
+    {registered, []},
+    {mod, {emqx_auto_subscribe_app, []}},
+    {applications, [
+        kernel,
+        stdlib,
+        emqx
+    ]},
+    {env, []},
+    {modules, []},
 
-  {licenses, ["Apache 2.0"]},
-  {links, []}
- ]}.
+    {licenses, ["Apache 2.0"]},
+    {links, []}
+]}.
diff --git a/apps/emqx_slow_subs/src/emqx_slow_subs.app.src b/apps/emqx_slow_subs/src/emqx_slow_subs.app.src
index 8f5a85efc..5a46ff92a 100644
--- a/apps/emqx_slow_subs/src/emqx_slow_subs.app.src
+++ b/apps/emqx_slow_subs/src/emqx_slow_subs.app.src
@@ -1,12 +1,13 @@
-{application, emqx_slow_subs,
- [{description, "EMQX Slow Subscribers Statistics"},
-  {vsn, "1.0.0"}, % strict semver, bump manually!
-  {modules, []},
-  {registered, [emqx_slow_subs_sup]},
-  {applications, [kernel,stdlib]},
-  {mod, {emqx_slow_subs_app,[]}},
-  {env, []},
-  {licenses, ["Apache-2.0"]},
-  {maintainers, ["EMQX Team <contact@emqx.io>"]},
-  {links, []}
- ]}.
+{application, emqx_slow_subs, [
+    {description, "EMQX Slow Subscribers Statistics"},
+    % strict semver, bump manually!
+    {vsn, "1.0.0"},
+    {modules, []},
+    {registered, [emqx_slow_subs_sup]},
+    {applications, [kernel, stdlib, emqx]},
+    {mod, {emqx_slow_subs_app, []}},
+    {env, []},
+    {licenses, ["Apache-2.0"]},
+    {maintainers, ["EMQX Team <contact@emqx.io>"]},
+    {links, []}
+]}.
diff --git a/mix.exs b/mix.exs
index 13a2293e6..86a76615e 100644
--- a/mix.exs
+++ b/mix.exs
@@ -145,6 +145,8 @@ defmodule EMQXUmbrella.MixProject do
             :emqx_statsd,
             :emqx_retainer,
             :emqx_prometheus,
+            :emqx_auto_subscribe,
+            :emqx_slow_subs,
             :emqx_plugins
           ],
           steps: steps,
@@ -230,7 +232,9 @@ defmodule EMQXUmbrella.MixProject do
       :emqx_exhook,
       :emqx_authn,
       :emqx_authz,
-      :emqx_plugin
+      :emqx_auto_subscribe,
+      :emqx_slow_subs,
+      :emqx_plugins
     ]
   end
 
diff --git a/rebar.config.erl b/rebar.config.erl
index 1e82c06bc..8e022b44f 100644
--- a/rebar.config.erl
+++ b/rebar.config.erl
@@ -385,7 +385,9 @@ emqx_machine_boot_apps(ce) ->
     , emqx_exhook
     , emqx_authn
     , emqx_authz
-    , emqx_plugin
+    , emqx_slow_subs
+    , emqx_auto_subscribe
+    , emqx_plugins
     ];
 
 emqx_machine_boot_apps(ee) ->