>> Also fiona requires a recent version of Cython, so building under >> jessie is not possible without further tweaking. > > jessie & sid have the same cython version, so it should work. The wheezy > version is not sufficient though. Interesting. In that case it got a freeze exception. When I last checked it was still at an older version [1]. So I really closed a jessie RC bug there :-). https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=754752