diff --git a/src/emqx.appup.src b/src/emqx.appup.src
index b826775d6..d40db1093 100644
--- a/src/emqx.appup.src
+++ b/src/emqx.appup.src
@@ -1,6 +1,8 @@
 %% -*- mode: erlang -*-
 {VSN,
-  [{"4.3.10",[{load_module,emqx_connection,brutal_purge,soft_purge,[]}]},
+  [{"4.3.10",
+    [{load_module,emqx_app,brutal_purge,soft_purge,[]},
+     {load_module,emqx_connection,brutal_purge,soft_purge,[]}]},
    {"4.3.9",
     [{load_module,emqx_connection,brutal_purge,soft_purge,[]},
      {load_module,emqx_channel,brutal_purge,soft_purge,[]},
@@ -155,7 +157,9 @@
      {load_module,emqx_rpc,brutal_purge,soft_purge,[]},
      {load_module,emqx_app,brutal_purge,soft_purge,[]}]},
    {<<".*">>,[]}],
-  [{"4.3.10",[{load_module,emqx_connection,brutal_purge,soft_purge,[]}]},
+  [{"4.3.10",
+    [{load_module,emqx_app,brutal_purge,soft_purge,[]},
+     {load_module,emqx_connection,brutal_purge,soft_purge,[]}]},
    {"4.3.9",
     [{load_module,emqx_connection,brutal_purge,soft_purge,[]},
      {load_module,emqx_channel,brutal_purge,soft_purge,[]},