check_voice_request_fields(_, false) ->
false;
-check_voice_request_fields({"FORM_TYPE", "http://jabber.org/protocol/muc#request"}, true) ->
+check_voice_request_fields({"FORM_TYPE", ["http://jabber.org/protocol/muc#request"]}, true) ->
true;
check_voice_request_fields({"FORM_TYPE", _}, _) ->
false;
-check_voice_request_fields({"muc#role", "participant"}, true) ->
+check_voice_request_fields({"muc#role", ["participant"]}, true) ->
true;
check_voice_request_fields({"muc#role", _}, _) ->
false;
check_voice_approvement_fields(_, false) ->
false;
-check_voice_approvement_fields({"FORM_TYPE", "http://jabber.org/protocol/muc#request"}, true) ->
+check_voice_approvement_fields({"FORM_TYPE", ["http://jabber.org/protocol/muc#request"]}, true) ->
true;
check_voice_approvement_fields({"FORM_TYPE", _}, _) ->
false;
-check_voice_approvement_fields({"muc#role", "participant"}, true) ->
+check_voice_approvement_fields({"muc#role", ["participant"]}, true) ->
true;
check_voice_approvement_fields({"muc#role", _}, _) ->
false;
-check_voice_approvement_fields({"muc#request_allow", "true"}, true) ->
+check_voice_approvement_fields({"muc#request_allow", ["true"]}, true) ->
true;
-check_voice_approvement_fields({"muc#request_allow", "1"}, true) ->
+check_voice_approvement_fields({"muc#request_allow", ["1"]}, true) ->
true;
check_voice_approvement_fields({"muc#request_allow", _}, _) ->
false;