diff --git a/src/usb_moded-dbus.c b/src/usb_moded-dbus.c
index 4bb6df1..d848bf0 100644
--- a/src/usb_moded-dbus.c
+++ b/src/usb_moded-dbus.c
@@ -248,10 +248,10 @@ static DBusHandlerResult msg_handler(DBusConnection *const connection, DBusMessa
         {
                 char *config = get_hidden_modes();
                 if(!config)
-                    config = strdup("");
+                    config = g_strdup("");
                 if((reply = dbus_message_new_method_return(msg)))
                         dbus_message_append_args (reply, DBUS_TYPE_STRING, &config, DBUS_TYPE_INVALID);
-                free(config);
+                g_free(config);
         }
 	else if(!strcmp(member, USB_MODE_NETWORK_SET))
 	{