diff --git a/code/modules/mob/dead/observer/observer.dm b/code/modules/mob/dead/observer/observer.dm
index 4c6628a53b..6cc0a9324f 100644
--- a/code/modules/mob/dead/observer/observer.dm
+++ b/code/modules/mob/dead/observer/observer.dm
@@ -586,6 +586,10 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 		to_chat(src, "<span class='warning'>This creature is too powerful for you to possess!</span>")
 		return 0
 
+	if(istype (target, /mob/living/simple_animal/hostile/spawner))
+		to_chat(src, "<span class='warning'>This isn't really a creature, now is it!</span>")
+		return 0
+
 	if(can_reenter_corpse && mind && mind.current)
 		if(alert(src, "Your soul is still tied to your former life as [mind.current.name], if you go forward there is no going back to that life. Are you sure you wish to continue?", "Move On", "Yes", "No") == "No")
 			return 0