diff --git a/rebar.config b/rebar.config
index 2e9057a3a..053d413c8 100644
--- a/rebar.config
+++ b/rebar.config
@@ -1,11 +1,11 @@
 {minimum_otp_vsn, "21.0"}.
 
 {deps,
-    [{jsx, "2.9.0"}, % hex
-     {cowboy, "2.6.1"}, % hex
-     {gproc, "0.8.0"}, % hex
-     {esockd, {git, "https://github.com/emqx/esockd", {tag, "v5.5.2"}}},
-     {ekka, {git, "https://github.com/emqx/ekka", {tag, "v0.6.2"}}},
+    [{jsx, "2.10.0"},
+     {cowboy, "2.7.0"},
+     {gproc, "0.8.0"},
+     {esockd, {git, "https://github.com/emqx/esockd", {tag, "5.6.0"}}},
+     {ekka, {git, "https://github.com/emqx/ekka", {tag, "0.7.0"}}},
      {gen_rpc, {git, "https://github.com/emqx/gen_rpc", {tag, "2.4.1"}}},
      {cuttlefish, {git, "https://github.com/emqx/cuttlefish", {tag, "v3.0.0"}}}
     ]}.
diff --git a/src/emqx_connection.erl b/src/emqx_connection.erl
index f8d984e4b..cea6143d9 100644
--- a/src/emqx_connection.erl
+++ b/src/emqx_connection.erl
@@ -101,7 +101,8 @@
 -spec(start_link(esockd:transport(), esockd:socket(), proplists:proplist())
       -> {ok, pid()}).
 start_link(Transport, Socket, Options) ->
-    CPid = proc_lib:spawn_link(?MODULE, init, [self(), Transport, Socket, Options]),
+    Args = [self(), Transport, Socket, Options],
+    CPid = proc_lib:spawn_link(?MODULE, init, Args),
     {ok, CPid}.
 
 %%--------------------------------------------------------------------
@@ -196,7 +197,7 @@ do_init(Parent, Transport, Socket, Options) ->
     IdleTimeout = emqx_zone:idle_timeout(Zone),
     IdleTimer = start_timer(IdleTimeout, idle_timeout),
     emqx_misc:tune_heap_size(emqx_zone:oom_policy(Zone)),
-    emqx_logger:set_metadata_peername(esockd_net:format(Peername)),
+    emqx_logger:set_metadata_peername(esockd:format(Peername)),
     State = #state{transport   = Transport,
                    socket      = Socket,
                    peername    = Peername,
diff --git a/src/emqx_flapping.erl b/src/emqx_flapping.erl
index ef1e0e3e9..0200308d7 100644
--- a/src/emqx_flapping.erl
+++ b/src/emqx_flapping.erl
@@ -140,7 +140,7 @@ handle_cast({detected, Flapping = #flapping{clientid   = ClientId,
         true -> %% Flapping happened:(
             %% Log first
             ?LOG(error, "Flapping detected: ~s(~s) disconnected ~w times in ~wms",
-                 [ClientId, esockd_net:ntoa(PeerHost), DetectCnt, Duration]),
+                 [ClientId, inet:ntoa(PeerHost), DetectCnt, Duration]),
             %% Banned.
             BannedFlapping = Flapping#flapping{clientid  = {banned, ClientId},
                                                banned_at = erlang:system_time(millisecond)
diff --git a/src/emqx_listeners.erl b/src/emqx_listeners.erl
index 036b60e10..f2191f6ff 100644
--- a/src/emqx_listeners.erl
+++ b/src/emqx_listeners.erl
@@ -176,5 +176,5 @@ format(Port) when is_integer(Port) ->
 format({Addr, Port}) when is_list(Addr) ->
     io_lib:format("~s:~w", [Addr, Port]);
 format({Addr, Port}) when is_tuple(Addr) ->
-    io_lib:format("~s:~w", [esockd_net:ntoab(Addr), Port]).
+    io_lib:format("~s:~w", [inet:ntoab(Addr), Port]).
 
diff --git a/src/emqx_mod_presence.erl b/src/emqx_mod_presence.erl
index b1e3ff8b0..1d6397075 100644
--- a/src/emqx_mod_presence.erl
+++ b/src/emqx_mod_presence.erl
@@ -112,5 +112,5 @@ reason({Error, _}) when is_atom(Error) -> Error;
 reason(_) -> internal_error.
 
 -compile({inline, [ntoa/1]}).
-ntoa(IpAddr) -> iolist_to_binary(esockd_net:ntoa(IpAddr)).
+ntoa(IpAddr) -> iolist_to_binary(inet:ntoa(IpAddr)).
 
diff --git a/src/emqx_ws_connection.erl b/src/emqx_ws_connection.erl
index c700cad19..4e27bd780 100644
--- a/src/emqx_ws_connection.erl
+++ b/src/emqx_ws_connection.erl
@@ -218,7 +218,7 @@ websocket_init([Req, Opts]) ->
     IdleTimeout = emqx_zone:idle_timeout(Zone),
     IdleTimer = start_timer(IdleTimeout, idle_timeout),
     emqx_misc:tune_heap_size(emqx_zone:oom_policy(Zone)),
-    emqx_logger:set_metadata_peername(esockd_net:format(Peername)),
+    emqx_logger:set_metadata_peername(esockd:format(Peername)),
     {ok, #state{peername     = Peername,
                 sockname     = Sockname,
                 sockstate    = running,