diff --git a/apps/emqx/src/emqx_schema.erl b/apps/emqx/src/emqx_schema.erl
index 3f4507a3c..40654a84b 100644
--- a/apps/emqx/src/emqx_schema.erl
+++ b/apps/emqx/src/emqx_schema.erl
@@ -222,7 +222,7 @@ roots(high) ->
                 ref(?EMQX_AUTHORIZATION_CONFIG_ROOT_NAME),
                 #{importance => ?IMPORTANCE_HIDDEN}
             )}
-    ] ++ emqx_schema_hooks:injection_point('roots.high');
+    ] ++ emqx_schema_hooks:injection_point('authentication');
 roots(medium) ->
     [
         {"broker",
@@ -1749,7 +1749,7 @@ mqtt_listener(Bind) ->
                         default => <<"3s">>
                     }
                 )}
-        ] ++ emqx_schema_hooks:injection_point('mqtt.listener').
+        ] ++ emqx_schema_hooks:injection_point('listeners.authentication').
 
 base_listener(Bind) ->
     [
diff --git a/apps/emqx/src/emqx_schema_hooks.erl b/apps/emqx/src/emqx_schema_hooks.erl
index 59fb1588b..fd80db635 100644
--- a/apps/emqx/src/emqx_schema_hooks.erl
+++ b/apps/emqx/src/emqx_schema_hooks.erl
@@ -28,9 +28,7 @@
 -define(MODULE_PT_KEY(MOD_NAME), {?MODULE, mod, MOD_NAME}).
 
 -export([
-    inject_fields/3,
     injection_point/1,
-
     inject_fields_from_mod/1
 ]).
 
@@ -45,17 +43,7 @@
 %%--------------------------------------------------------------------
 
 injection_point(PointName) ->
-    InjectedFields = persistent_term:get(?HOOKPOINT_PT_KEY(PointName), #{}),
-    lists:concat(maps:values(InjectedFields)).
-
-inject_fields(PointName, Name, Fields) ->
-    Key = ?HOOKPOINT_PT_KEY(PointName),
-    InjectedFields = persistent_term:get(Key, #{}),
-    persistent_term:put(Key, InjectedFields#{Name => Fields}).
-
-%%--------------------------------------------------------------------
-%% Internal API
-%%--------------------------------------------------------------------
+    persistent_term:get(?HOOKPOINT_PT_KEY(PointName), []).
 
 inject_fields_from_mod(Module) ->
     case persistent_term:get(?MODULE_PT_KEY(Module), false) of
@@ -105,10 +93,14 @@ do_inject_fields_from_mod(Module) ->
             ok
     end.
 
-do_inject_fields_from_mod(Module, HookFields) ->
+do_inject_fields_from_mod(_Module, HookFields) ->
     maps:foreach(
         fun(PointName, Fields) ->
-            inject_fields(PointName, Module, Fields)
+            inject_fields(PointName, Fields)
         end,
         HookFields
     ).
+
+inject_fields(PointName, Fields) ->
+    Key = ?HOOKPOINT_PT_KEY(PointName),
+    persistent_term:put(Key, Fields).
diff --git a/apps/emqx_authn/src/emqx_authn_schema.erl b/apps/emqx_authn/src/emqx_authn_schema.erl
index 2a12899aa..f77158f0c 100644
--- a/apps/emqx_authn/src/emqx_authn_schema.erl
+++ b/apps/emqx_authn/src/emqx_authn_schema.erl
@@ -42,8 +42,8 @@ roots() -> [].
 
 injected_fields() ->
     #{
-        'roots.high' => global_auth_fields(),
-        'mqtt.listener' => mqtt_listener_auth_fields()
+        'authentication' => global_auth_fields(),
+        'listeners.authentication' => mqtt_listener_auth_fields()
     }.
 
 tags() ->