diff -r 8888e6d1e9a8 -r 462317d1382d libpurple/protocols/ircv3/purpleircv3capabilities.c
--- a/libpurple/protocols/ircv3/purpleircv3capabilities.c	Tue Aug 22 02:07:55 2023 -0500
+++ b/libpurple/protocols/ircv3/purpleircv3capabilities.c	Sun Aug 27 03:50:41 2023 -0500
@@ -150,6 +150,13 @@
 		                 G_CALLBACK(ircv3_capabilities_message_tags_ack_cb),
 		                 NULL);
 	}
+
+	/* The server-time capability just tells the server to send a tag to
+	 * messages, so we just need to request it and then handle the tag when
+	 * we're processing messages if it exists.
+	 */
+	purple_ircv3_capabilities_lookup_and_request(capabilities,
+	                                             PURPLE_IRCV3_CAPABILITY_SERVER_TIME);
 }
 
 /******************************************************************************