>Should I do another NMU with version 3.12.0.really.3.12.0.really.3.11.3-0.1 to >fix this issue ? please no :) the fact that build-dependencies have a strong dependency on the abi is not sufficient? I thought it was enough to make sure they were picking up the new abi... What is the problem of depending at runtime on the "abi" provided package? G.