It's from the unlimited movement, all armies affected will come back to normal if you disabled it for two cycles, if you want to use it after that, remember to disable it every time you activate it BEFORE ENDING YOUR TURN.
People i have said before and I'll say it again, Read The Effing Readme..
Maybe you should go back and read the Effing Readme. It says nothing at all about the issue he asked about. It only says to turn it off because the AI units will use it also.