diff --git a/apps/emqx/etc/emqx.conf b/apps/emqx/etc/emqx.conf
index 7c404ff2d..6834d2a6e 100644
--- a/apps/emqx/etc/emqx.conf
+++ b/apps/emqx/etc/emqx.conf
@@ -64,7 +64,7 @@ listeners.tcp.default {
   proxy_protocol = false
 
   ## Sets the timeout for proxy protocol. EMQ X will close the TCP connection
-  ## if no proxy protocol packet recevied within the timeout.
+  ## if no proxy protocol packet received within the timeout.
   ##
   ## @doc listeners.tcp.<name>.proxy_protocol_timeout
   ## ValueType: Duration
@@ -163,7 +163,7 @@ listeners.ssl.default {
   proxy_protocol = false
 
   ## Sets the timeout for proxy protocol. EMQ X will close the TCP connection
-  ## if no proxy protocol packet recevied within the timeout.
+  ## if no proxy protocol packet received within the timeout.
   ##
   ## @doc listeners.ssl.<name>.proxy_protocol_timeout
   ## ValueType: Duration
@@ -345,7 +345,7 @@ listeners.ws.default {
   proxy_protocol = false
 
   ## Sets the timeout for proxy protocol. EMQ X will close the TCP connection
-  ## if no proxy protocol packet recevied within the timeout.
+  ## if no proxy protocol packet received within the timeout.
   ##
   ## @doc listeners.ws.<name>.proxy_protocol_timeout
   ## ValueType: Duration
@@ -448,7 +448,7 @@ listeners.wss.default {
   proxy_protocol = false
 
   ## Sets the timeout for proxy protocol. EMQ X will close the TCP connection
-  ## if no proxy protocol packet recevied within the timeout.
+  ## if no proxy protocol packet received within the timeout.
   ##
   ## @doc listeners.wss.<name>.proxy_protocol_timeout
   ## ValueType: Duration
diff --git a/apps/emqx_gateway/src/bhvrs/emqx_gateway_conn.erl b/apps/emqx_gateway/src/bhvrs/emqx_gateway_conn.erl
index 51bcbd358..543b2e169 100644
--- a/apps/emqx_gateway/src/bhvrs/emqx_gateway_conn.erl
+++ b/apps/emqx_gateway/src/bhvrs/emqx_gateway_conn.erl
@@ -835,7 +835,7 @@ inc_incoming_stats(Ctx, FrameMod, Packet) ->
             ok
     end,
     Name = list_to_atom(
-             lists:concat(["packets.", FrameMod:type(Packet), ".recevied"])),
+             lists:concat(["packets.", FrameMod:type(Packet), ".received"])),
     emqx_gateway_ctx:metrics_inc(Ctx, Name).
 
 inc_outgoing_stats(Ctx, FrameMod, Packet) ->
diff --git a/apps/emqx_gateway/test/emqx_sn_protocol_SUITE.erl b/apps/emqx_gateway/test/emqx_sn_protocol_SUITE.erl
index e4b3d0095..23fb691d9 100644
--- a/apps/emqx_gateway/test/emqx_sn_protocol_SUITE.erl
+++ b/apps/emqx_gateway/test/emqx_sn_protocol_SUITE.erl
@@ -994,7 +994,7 @@ t_will_case06(_) ->
 
     receive
         {deliver, WillTopic, #message{payload = WillMsg}} -> ok;
-        Msg -> ct:print("recevived --- unex: ~p", [Msg])
+        Msg -> ct:print("received --- unex: ~p", [Msg])
     after
         1000 -> ct:fail(wait_willmsg_timeout)
     end,