diff --git a/code/modules/mob/living/carbon/human/human_defense.dm b/code/modules/mob/living/carbon/human/human_defense.dm
index a1e60f8820..a96052a37e 100644
--- a/code/modules/mob/living/carbon/human/human_defense.dm
+++ b/code/modules/mob/living/carbon/human/human_defense.dm
@@ -361,10 +361,11 @@
 
 
 /mob/living/carbon/human/ex_act(severity, target, origin)
-
 	if(origin && istype(origin, /datum/spacevine_mutation) && isvineimmune(src))
 		return
 	..()
+	if (!severity)
+		return
 	var/b_loss = 0
 	var/f_loss = 0
 	var/bomb_armor = getarmor(null, "bomb")