diff -r 13cdb7956bdc -r 3230f4408394 libpurple/protocols/irc/msgs.c
--- a/libpurple/protocols/irc/msgs.c	Wed Apr 27 23:41:06 2022 -0500
+++ b/libpurple/protocols/irc/msgs.c	Wed Apr 27 23:44:53 2022 -0500
@@ -1579,7 +1579,7 @@
 	purple_debug_info("irc", "Using SASL: %s\n", irc->current_mech);
 
 	buf = irc_format(irc, "vv", "AUTHENTICATE", irc->current_mech);
-	irc_send(irc, buf);
+	irc_priority_send(irc, buf);
 	g_free(buf);
 }
 
@@ -1710,7 +1710,7 @@
 		authinfo = g_strdup("+");
 
 	buf = irc_format(irc, "vv", "AUTHENTICATE", authinfo);
-	irc_send(irc, buf);
+	irc_priority_send(irc, buf);
 	g_free(buf);
 	g_free(authinfo);
 	g_free(serverin);
@@ -1733,7 +1733,7 @@
 
 	/* Finish auth session */
 	buf = irc_format(irc, "vv", "CAP", "END");
-	irc_send(irc, buf);
+	irc_priority_send(irc, buf);
 	g_free(buf);
 }
 
@@ -1812,7 +1812,7 @@
 
 	/* Auth failed, abort */
 	buf = irc_format(irc, "vv", "CAP", "END");
-	irc_send(irc, buf);
+	irc_priority_send(irc, buf);
 	g_free(buf);
 }
 #endif