diff --git a/src/emqttd_http.erl b/src/emqttd_http.erl
index 25b7c3d23..b2828a853 100644
--- a/src/emqttd_http.erl
+++ b/src/emqttd_http.erl
@@ -88,13 +88,13 @@ handle_request(Method, Path, Req) ->
 %%--------------------------------------------------------------------
 
 http_publish(Req) ->
-    Params = mochiweb_request:parse_post(Req),
+    Params = [{iolist_to_binary(Key), Val} || {Key, Val} <- mochiweb_request:parse_post(Req)],
     lager:info("HTTP Publish: ~p", [Params]),
     Topics   = topics(Params),
-    ClientId = get_value("client", Params, http),
-    Qos      = int(get_value("qos", Params, "0")),
-    Retain   = bool(get_value("retain", Params, "0")),
-    Payload  = list_to_binary(get_value("message", Params)),
+    ClientId = get_value(<<"client">>, Params, http),
+    Qos      = int(get_value(<<"qos">>, Params, "0")),
+    Retain   = bool(get_value(<<"retain">>, Params, "0")),
+    Payload  = iolist_to_binary(get_value(<<"message">>, Params)),
     case {validate(qos, Qos), validate(topics, Topics)} of
         {true, true} ->
             lists:foreach(fun(Topic) ->
@@ -109,8 +109,8 @@ http_publish(Req) ->
     end.
 
 topics(Params) ->
-    Tokens = [get_value("topic", Params) | string:tokens(get_value("topics", Params, ""), ",")],
-    [list_to_binary(Token) || Token <- Tokens, Token =/= undefined].
+    Tokens = [get_value(<<"topic">>, Params) | string:tokens(get_value(<<"topics">>, Params, ""), ",")],
+    [iolist_to_binary(Token) || Token <- Tokens, Token =/= undefined].
 
 validate(qos, Qos) ->
     (Qos >= ?QOS_0) and (Qos =< ?QOS_2);
@@ -151,10 +151,16 @@ authorized(Req) ->
 user_passwd(BasicAuth) ->
     list_to_tuple(binary:split(base64:decode(BasicAuth), <<":">>)). 
 
+int(I) when is_integer(I)-> I;
+int(B) when is_binary(B)-> binary_to_integer(B);
 int(S) -> list_to_integer(S).
 
+bool(0)   -> false;
+bool(1)   -> true;
 bool("0") -> false;
-bool("1") -> true.
+bool("1") -> true;
+bool(<<"0">>) -> false;
+bool(<<"1">>) -> true.
 
 is_websocket(Upgrade) ->
     Upgrade =/= undefined andalso string:to_lower(Upgrade) =:= "websocket".