--- a/libpurple/protocols/facebook/mqtt.h	Wed Nov 06 04:54:32 2019 +0000
+++ b/libpurple/protocols/facebook/mqtt.h	Sun Nov 10 04:17:52 2019 -0500
@@ -339,15 +339,11 @@
 /**
  * fb_mqtt_subscribe:
  * @mqtt: The #FbMqtt.
- * @topic1: The first topic.
- * @qos1: The first QoS.
  * @...: The %NULL-terminated list of topic/QoS pairs.
  *
  * Sends a message of type #FB_MQTT_MESSAGE_TYPE_SUBSCRIBE.
  */
-void
-fb_mqtt_subscribe(FbMqtt *mqtt, const gchar *topic1, guint16 qos1, ...)
-                  G_GNUC_NULL_TERMINATED;
+void fb_mqtt_subscribe(FbMqtt *mqtt, ...) G_GNUC_NULL_TERMINATED;
 
 /**
  * fb_mqtt_unsubscribe: