diff --git a/OpenRa.Game/Bullet.cs b/OpenRa.Game/Bullet.cs
index 6a9b90f61e..5f8d2cfaa5 100644
--- a/OpenRa.Game/Bullet.cs
+++ b/OpenRa.Game/Bullet.cs
@@ -21,7 +21,7 @@ namespace OpenRa.Game
 		int t = 0;
 		Animation anim;
 
-		const int BaseBulletSpeed = 100;		/* pixels / ms */
+		const int BaseBulletSpeed = 100;		/* pixels / 40ms frame */
 
 		/* src, dest are *pixel* coords */
 		public Bullet(string weapon, Player owner, Actor firedBy,