diff --git a/deps/rabbitmq_web_mqtt/src/rabbit_web_mqtt_app.erl b/deps/rabbitmq_web_mqtt/src/rabbit_web_mqtt_app.erl
index 0cccdfb14a2a..fc6424ffae4f 100644
--- a/deps/rabbitmq_web_mqtt/src/rabbit_web_mqtt_app.erl
+++ b/deps/rabbitmq_web_mqtt/src/rabbit_web_mqtt_app.erl
@@ -50,8 +50,8 @@ init([]) -> {ok, {{one_for_one, 1, 5}, []}}.
 
 -spec list_connections() -> [pid()].
 list_connections() ->
-    PlainPids = connection_pids_of_protocol(?TCP_PROTOCOL),
-    TLSPids   = connection_pids_of_protocol(?TLS_PROTOCOL),
+    PlainPids = rabbit_networking:list_local_connections_of_protocol(?TCP_PROTOCOL),
+    TLSPids   = rabbit_networking:list_local_connections_of_protocol(?TLS_PROTOCOL),
     PlainPids ++ TLSPids.
 
 -spec emit_connection_info_all([node()], rabbit_types:info_keys(), reference(), pid()) -> term().
@@ -77,12 +77,6 @@ emit_connection_info(Items, Ref, AggregatorPid, Pids) ->
 %% Implementation
 %%
 
-connection_pids_of_protocol(Protocol) ->
-    case rabbit_networking:ranch_ref_of_protocol(Protocol) of
-        undefined   -> [];
-        AcceptorRef -> ranch:procs(AcceptorRef, connections)
-    end.
-
 mqtt_init() ->
     CowboyOpts0  = maps:from_list(get_env(cowboy_opts, [])),
     CowboyWsOpts = maps:from_list(get_env(cowboy_ws_opts, [])),