Applications re-activate when updated

A recent AVG PC Tune-Up update mentioned a fix about this problem, but it seems it still happens sometimes. For example, I have Skype as 'Disabled' in the Program Deactivator but after updating from Skype 7.16 to 7.17 it went back to 'Enabled' automatically.

Hello Alexandros.
We apologize for the inconvenience caused. Please follow these steps to send us diagnostic information from your computer. This information will allow us to analyze the situation and provide you with a solution:

Click on this link http://www.avg.com/filedir/util/AVG_SysInfo.exe to download the AVG SysInfo tool.
Run the downloaded tool.
Click Continue to agree with AVG’s license agreement and privacy policy. AVG SysInfo will now gather the data.
Once the diagnostic output is ready, you may add comments, or click Attach file or Screenshot to provide us with extra information.
Fill in your email address, and then click Send output.
We will analyze the received files and provide you with further information.
Thank you.