How to update php5-fpm dotdeb?

Question

PHP

OS: Debian 8
PHP: php5-fpm 5.6.9 (dotdeb)
Now php5-fpm 5.6.12, it would be nice to upgrade. The only question is how to do it?
I found similar questions: How to update PHP version on Linux via command line?
Googled and it all ended with this: The newest version of php5-fpm is already installed.
Did: apt-get dist-upgrade . No changes.
How can you update update this whole thing?

Answer 1

Go to dotdeb.org, select the version you want, and list that update source in /etc/apt/sources.list
Now you can apt-get update...