diff --git a/code/modules/antagonists/changeling/powers/apex_predator.dm b/code/modules/antagonists/changeling/powers/apex_predator.dm
index 60306e115f6..038c3bd27f7 100644
--- a/code/modules/antagonists/changeling/powers/apex_predator.dm
+++ b/code/modules/antagonists/changeling/powers/apex_predator.dm
@@ -10,7 +10,9 @@
 /datum/action/changeling/apex_predator/sting_action(mob/user)
 	var/list/target_by_name = list()
 	for(var/mob/living/carbon/human/possible_target as anything in GLOB.human_list)
-		if(!possible_target.mind || possible_target.z != user.z)
+		var/turf/target_turf = get_turf(possible_target)
+		var/turf/user_turf = get_turf(user)
+		if(!possible_target.mind || (target_turf.z != user_turf.z))
 			continue
 		target_by_name[possible_target.real_name] = possible_target
 
diff --git a/code/modules/antagonists/vampire/vampire_powers/hemomancer_powers.dm b/code/modules/antagonists/vampire/vampire_powers/hemomancer_powers.dm
index d0e39dff30f..92811776021 100644
--- a/code/modules/antagonists/vampire/vampire_powers/hemomancer_powers.dm
+++ b/code/modules/antagonists/vampire/vampire_powers/hemomancer_powers.dm
@@ -280,7 +280,9 @@
 	return A
 
 /datum/spell/vampire/predator_senses/valid_target(mob/target, mob/user)
-	return target.z == user.z && target.mind
+	var/turf/target_turf = get_turf(target)
+	var/turf/user_turf = get_turf(user)
+	return target.mind && (target_turf.z == user_turf.z)
 
 /datum/spell/vampire/predator_senses/cast(list/targets, mob/user)
 	var/targets_by_name = list()