Welcome to the Forum.
The place where you are living in Switzerland on 31st December, receives your tax for that year, ie 2011.
I think (or believe) that on 31st December 2012 the tax system will recognise your wife, and your tax will be corrected.
Most married people pay more tax, and some even divorce for tax reasons, so maybe you need to find out a bit more about your personal allowances.
Try and read this book, only buy the latest edition as the laws change every year, http://www.amazon.co.uk/Living-Worki...7442629&sr=1-1