In preparation for the imminent launch of Modern Warfare 2, Activision is running a weekend sale on Steam for the previous installment.

Call of Duty 4: Modern Warfare can be now be had for 40 percent off the usual purchase price, bringing it to a total of $23.99. Not a bad deal if you’re one of the few who have yet to play this one. It’ll keep you busy until the sequel hits, that’s for sure.

Read more: Analyst: Modern Warfare 2 Sold 7 Million On Day One, Activision Plans To Release Only Two Modern Warfare 2 Map Packs, GC 07: Call of Duty 4: Modern Warfare Screens, Modern Warfare 2 Dated, Hits November 10, Call of Duty 4: Modern Warfare Variety Map Pack Now $5 On PSN, XBLM This Week Only