diff --git a/code/modules/mob/mob_defines.dm b/code/modules/mob/mob_defines.dm
index 16f1e4a9c60..b7282ae7296 100644
--- a/code/modules/mob/mob_defines.dm
+++ b/code/modules/mob/mob_defines.dm
@@ -125,10 +125,7 @@
 //List of active diseases
 
 	var/list/viruses = list() // replaces var/datum/disease/virus
-
-//Monkey/infected mode
 	var/list/resistances = list()
-	var/datum/disease/virus = null
 
 	mouse_drag_pointer = MOUSE_ACTIVE_POINTER