diff --git a/apps/emqx_management/src/emqx_management.app.src b/apps/emqx_management/src/emqx_management.app.src
index e203c7a56..3d9e6843b 100644
--- a/apps/emqx_management/src/emqx_management.app.src
+++ b/apps/emqx_management/src/emqx_management.app.src
@@ -1,6 +1,6 @@
 {application, emqx_management,
  [{description, "EMQ X Management API and CLI"},
-  {vsn, "4.3.13"}, % strict semver, bump manually!
+  {vsn, "4.3.14"}, % strict semver, bump manually!
   {modules, []},
   {registered, [emqx_management_sup]},
   {applications, [kernel,stdlib,minirest]},
diff --git a/apps/emqx_management/src/emqx_management.appup.src b/apps/emqx_management/src/emqx_management.appup.src
index 15aef0463..1463334b4 100644
--- a/apps/emqx_management/src/emqx_management.appup.src
+++ b/apps/emqx_management/src/emqx_management.appup.src
@@ -1,13 +1,13 @@
 %% -*- mode: erlang -*-
 {VSN,
- [ {<<"4\\.3\\.([0-9]|1[0-4])">>,
+ [ {<<"4\\.3\\.[0-9]+">>,
     [ {apply,{minirest,stop_http,['http:management']}},
       {apply,{minirest,stop_http,['https:management']}},
       {restart_application, emqx_management}
     ]},
    {<<".*">>, []}
  ],
- [ {<<"4\\.3\\.([0-9]|1[0-4])">>,
+ [ {<<"4\\.3\\.[0-9]+">>,
     [ {apply,{minirest,stop_http,['http:management']}},
       {apply,{minirest,stop_http,['https:management']}},
       {restart_application, emqx_management}
diff --git a/scripts/update_appup.escript b/scripts/update_appup.escript
index dd8dd9ca2..0ac5084ab 100755
--- a/scripts/update_appup.escript
+++ b/scripts/update_appup.escript
@@ -55,7 +55,10 @@ app_specific_actions(_) ->
     [].
 
 ignored_apps() ->
-    [gpb, emqx_dashboard, emqx_management] ++ otp_standard_apps().
+    [gpb, %% only a build tool
+     emqx_dashboard, %% generic appup file for all versions
+     emqx_management %% generic appup file for all versions
+    ] ++ otp_standard_apps().
 
 main(Args) ->
     #{prev_tag := Baseline} = Options = parse_args(Args, default_options()),
@@ -530,8 +533,10 @@ contains_contents(File, Upgrade, Downgrade) ->
 
 index_apps(ReleaseDir) ->
     log("INFO: indexing apps in ~s~n", [ReleaseDir]),
-    Apps0 = maps:from_list([index_app(filename:join(ReleaseDir, AppFile)) ||
-                               AppFile <- filelib:wildcard("**/ebin/*.app", ReleaseDir)]),
+    AppFiles0 = filelib:wildcard("**/ebin/*.app", ReleaseDir),
+    %% everything in _build sub-dir e.g. cuttlefish/_build should be ignored
+    AppFiles = lists:filter(fun(File) -> re:run(File, "_build") =:= nomatch end, AppFiles0),
+    Apps0 = maps:from_list([index_app(filename:join(ReleaseDir, AppFile)) || AppFile <- AppFiles]),
     maps:without(ignored_apps(), Apps0).
 
 index_app(AppFile) ->