diff --git a/code/game/objects/effects/spiders.dm b/code/game/objects/effects/spiders.dm
index be0faccf5b..8d50d822f7 100644
--- a/code/game/objects/effects/spiders.dm
+++ b/code/game/objects/effects/spiders.dm
@@ -38,7 +38,7 @@
 
 /obj/structure/spider/stickyweb/CanPass(atom/movable/mover, turf/target)
 	if (genetic)
-		return
+		return TRUE
 	if(istype(mover, /mob/living/simple_animal/hostile/poison/giant_spider))
 		return TRUE
 	else if(isliving(mover))