Of course you're right. I was thinking that this property was inherited from the server but it is a consumer feature. It worked as wished now... I still have an issue when I want to personalize the offset topic : [2016-06-08 05:20:02,664] WARN Property offset.storage.topic is not valid (kafka.utils.VerifiableProperties) I will investigate, but if I ignore this property and use the default topic __consumer_offsets it works fine. Thk a lot for your clarification. ... View more