From 41a61cffa72fbe94860f23e2741426c35481cb1b Mon Sep 17 00:00:00 2001
From: kevinz000 <2003111+kevinz000@users.noreply.github.com>
Date: Wed, 11 Dec 2019 14:46:05 -0700
Subject: [PATCH] Update utility.dm

---
 code/modules/research/nanites/nanite_programs/utility.dm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/code/modules/research/nanites/nanite_programs/utility.dm b/code/modules/research/nanites/nanite_programs/utility.dm
index e7a0070ac2..680da2052b 100644
--- a/code/modules/research/nanites/nanite_programs/utility.dm
+++ b/code/modules/research/nanites/nanite_programs/utility.dm
@@ -236,9 +236,12 @@
 /datum/nanite_program/spreading/active_effect()
 	if(prob(10))
 		var/list/mob/living/target_hosts = list()
-		for(var/mob/living/L in dview(5, host_mob))
+		var/turf/T = get_turf(host_mob)
+		for(var/mob/living/L in range(5, host_mob))
 			if(!(MOB_ORGANIC in L.mob_biotypes) && !(MOB_UNDEAD in L.mob_biotypes))
 				continue
+			if(!disease_spread_air_walk(T, get_turf(L)))
+				continue
 			target_hosts += L
 		if(!target_hosts.len)
 			return