diff --git a/code/modules/mob/living/simple_animal/friendly/mouse.dm b/code/modules/mob/living/simple_animal/friendly/mouse.dm
index 7d289699..860828c7 100644
--- a/code/modules/mob/living/simple_animal/friendly/mouse.dm
+++ b/code/modules/mob/living/simple_animal/friendly/mouse.dm
@@ -39,7 +39,7 @@
 	icon_living = "mouse_[body_color]"
 	icon_dead = "mouse_[body_color]_dead"
 	if(name == "mouse") // Faster than checking for mobtypes, just checks if this mouse is a generic mouse.
-		if(prob(1)) //2% chance to turn a generic mouse into a boommouse
+		if(prob(1)) //1% chance to turn a generic mouse into a boommouse
 			new /mob/living/simple_animal/mouse/boommouse(src.loc)
 			qdel(src)