He has perfected what is known as the 'owner's recall' - just like when you call him you expect him to come to you, he calls and sure enough you go!
If you are happy to do this then fine, but if you ignore it a couple of times provided you are sure he will be clean right through then he will soon learn you are not going to respond.
You can start giving him a bit more exercise before he goes to bed as well, which will tire him out a bit more. Even a good game before bedtime will help him settle, and of course, lots of things to play with and chew.