On 6/2/2012 1:43 PM, Andreas Meyer wrote: > Hello! > > Is there a chance to have sieve working with dovecot version 1.0.5? Yes, the old CMUSieve plugin should work for that. By the looks of it, it is already installed, so you'll only need to configure it: http://wiki1.dovecot.org/LDA/Sieve/CMU#Configuring Regards, Stephan.