--- libpurple/protocols/irc/irc.c	2016-06-03 01:44:50.000000000 +0800
+++ libpurple/protocols/irc/irc.c	2017-08-10 02:33:41.704448371 +0800
@@ -744,6 +744,7 @@
 	struct irc_conn *irc = gc->proto_data;
 	const char *args[2];
 
+	g_usleep(500000);
 	args[0] = g_hash_table_lookup(data, "channel");
 	args[1] = g_hash_table_lookup(data, "password");
 	irc_cmd_join(irc, "join", NULL, args);