The "Drishyam" star said he and Rohit are working on a script.
A fan asked whether he will be teaming up with the "Singham" director again during a live chat with his fans on Twitter, Ajay said, "Working on the script... Soon."
The 47-year-old actor and Rohit worked together in "Golmaal" and "Singham" series along with "All the Best".
Rohit is currently occupied with the post-production of Shah Rukh Khan-starrer "Dilwale", which will see Kajol collaborating with the director for the first time.
"Dilwale" will hit theatres on December 18.