Adium for Mac and Microsoft Lync


UPDATE 20170322 13:33: I don’t recommend the use of Adium any longer. See and an RCE in Adium as a result of code in libpurple.


UPDATE: The official Adium 1.5.10 is now available from the Adium page here. There is a direct download link here.

So for a while now there has been a bug in the SIPE plugin for Adium on the Mac that prevented Adium from connecting to MS Lync servers. Bug is documented at

There is now a feasible workaround to the issue. Follow these steps:


Yes its a work around. Yes it may possibly be a bad thing to reduce your security stance. No warranties given.