diff --git a/apps/emqx_bridge_mqtt/src/emqx_bridge_mqtt.app.src b/apps/emqx_bridge_mqtt/src/emqx_bridge_mqtt.app.src
index 83ce7a759..650c9d7fa 100644
--- a/apps/emqx_bridge_mqtt/src/emqx_bridge_mqtt.app.src
+++ b/apps/emqx_bridge_mqtt/src/emqx_bridge_mqtt.app.src
@@ -1,6 +1,6 @@
 {application, emqx_bridge_mqtt,
  [{description, "EMQ X Bridge to MQTT Broker"},
-  {vsn, "4.3.1"}, % strict semver, bump manually!
+  {vsn, "4.3.2"}, % strict semver, bump manually!
   {modules, []},
   {registered, []},
   {applications, [kernel,stdlib,replayq,emqtt]},
diff --git a/apps/emqx_bridge_mqtt/src/emqx_bridge_mqtt.appup.src b/apps/emqx_bridge_mqtt/src/emqx_bridge_mqtt.appup.src
index 03e6119ae..b32d747f4 100644
--- a/apps/emqx_bridge_mqtt/src/emqx_bridge_mqtt.appup.src
+++ b/apps/emqx_bridge_mqtt/src/emqx_bridge_mqtt.appup.src
@@ -5,12 +5,14 @@
     {"4.3.0", [
      {load_module, emqx_bridge_worker, brutal_purge, soft_purge, []}
    ]},
+    {"4.3.1", []},
     {<<".*">>, []}
   ],
   [
     {"4.3.0", [
      {load_module, emqx_bridge_worker, brutal_purge, soft_purge, []}
     ]},
+    {"4.3.1", []},
     {<<".*">>, []}
   ]
 }.