diff --git a/src/emqx.appup.src b/src/emqx.appup.src
index 39c79d773..0900bb449 100644
--- a/src/emqx.appup.src
+++ b/src/emqx.appup.src
@@ -1,5 +1,11 @@
-{"4.2.1",
+{"4.2.2",
  [
+   {"4.2.1", [
+     {load_module, emqx_alarm, brutal_purge, soft_purge, []},
+     {load_module, emqx_connection, brutal_purge, soft_purge, [emqx_channel]},
+     {load_module, emqx_channel, brutal_purge, soft_purge, []},
+     {load_module, emqx_metrics, brutal_purge, soft_purge, []}
+   ]},
    {"4.2.0", [
      {load_module, emqx_alarm, brutal_purge, soft_purge, []},
      {load_module, emqx_connection, brutal_purge, soft_purge, [emqx_channel]},
@@ -8,6 +14,12 @@
    ]}
  ],
  [
+   {"4.2.1", [
+     {load_module, emqx_alarm, brutal_purge, soft_purge, []},
+     {load_module, emqx_connection, brutal_purge, soft_purge, [emqx_channel]},
+     {load_module, emqx_channel, brutal_purge, soft_purge, []},
+     {load_module, emqx_metrics, brutal_purge, soft_purge, []}
+   ]},
    {"4.2.0", [
      {load_module, emqx_alarm, brutal_purge, soft_purge, []},
      {load_module, emqx_connection, brutal_purge, soft_purge, [emqx_channel]},