diff --git a/code/modules/events/mass_hallucination.dm b/code/modules/events/mass_hallucination.dm
index b8bde0a1a67..b8f45023a27 100644
--- a/code/modules/events/mass_hallucination.dm
+++ b/code/modules/events/mass_hallucination.dm
@@ -6,6 +6,9 @@
 		var/mob/living/carbon/human/H = thing
 		if(H.stat == DEAD)
 			continue
+		var/turf/T = get_turf(H)
+		if(!is_station_level(T.z))
+			continue
 		var/armor = H.getarmor(type = "rad")
 		if((RADIMMUNE in H.dna.species.species_traits) || armor >= 75) // Leave radiation-immune species/rad armored players completely unaffected
 			continue