Erroneously Used Mixed-case Package-name On An Already Deployed App, Can I Change It To Lowercase?

I have an app on Google Play whose java package name has the last part in mixed-case.. I was looking to remove an Android Lint warning (see this question) and Jens made me notice t

Solution 1:

Once you publish your application under its manifest package name, this is the unique identity of the application forever more. Switching to a different name results in an entirely new application, one that can’t be installed as an update to the existing application.

Its not possible to change it . Please read http://android-developers.blogspot.in/2011/06/things-that-cannot-change.html