diff --git a/wpa_supplicant/dbus/dbus_new.c b/wpa_supplicant/dbus/dbus_new.c
index f3a74e896..39cf40155 100644
--- a/wpa_supplicant/dbus/dbus_new.c
+++ b/wpa_supplicant/dbus/dbus_new.c
@@ -2204,7 +2204,7 @@ static const struct wpa_dbus_method_desc wpas_dbus_interface_methods[] = {
 	  (WPADBusMethodHandler)wpas_dbus_handler_p2p_connect,
 	  {
 		  { "args", "a{sv}", ARG_IN },
-		  { "generated_pin", "i", ARG_OUT },
+		  { "generated_pin", "s", ARG_OUT },
 		  END_ARGS
 	  }
 	},
diff --git a/wpa_supplicant/dbus/dbus_new_handlers_p2p.c b/wpa_supplicant/dbus/dbus_new_handlers_p2p.c
index f9c7cdcdb..0ab755396 100644
--- a/wpa_supplicant/dbus/dbus_new_handlers_p2p.c
+++ b/wpa_supplicant/dbus/dbus_new_handlers_p2p.c
@@ -510,9 +510,13 @@ DBusMessage * wpas_dbus_handler_p2p_connect(DBusMessage *message,
 				   go_intent, freq);
 
 	if (new_pin >= 0) {
+		char npin[9];
+		char *generated_pin;
+		os_snprintf(npin, sizeof(npin), "%08d", new_pin);
+		generated_pin = npin;
 		reply = dbus_message_new_method_return(message);
-		dbus_message_append_args(reply, DBUS_TYPE_INT32,
-					 &new_pin, DBUS_TYPE_INVALID);
+		dbus_message_append_args(reply, DBUS_TYPE_STRING,
+					 &generated_pin, DBUS_TYPE_INVALID);
 	} else {
 		switch (new_pin) {
 		case -2: