diff --git a/code/modules/shuttle/shuttles/dropship.dm b/code/modules/shuttle/shuttles/dropship.dm
index a1405d7e4e23..b0eca77fdda5 100644
--- a/code/modules/shuttle/shuttles/dropship.dm
+++ b/code/modules/shuttle/shuttles/dropship.dm
@@ -115,9 +115,8 @@
 
 	for(var/area/checked_area in shuttle_areas)
 		for(var/mob/living/carbon/xenomorph/checked_xeno in checked_area)
-			if(checked_xeno.stat == DEAD)
+			if(checked_xeno.stat == DEAD || (FACTION_MARINE in checked_xeno?.iff_tag.faction_groups))
 				continue
-
 			var/name = "Unidentified Lifesigns"
 			var/input = "Unidentified lifesigns detected onboard. Recommendation: lockdown of exterior access ports, including ducting and ventilation."
 			shipwide_ai_announcement(input, name, 'sound/AI/unidentified_lifesigns.ogg', ares_logging = ARES_LOG_SECURITY)
diff --git a/code/modules/shuttles/marine_ferry.dm b/code/modules/shuttles/marine_ferry.dm
index bd4a08716954..7b610d23141b 100644
--- a/code/modules/shuttles/marine_ferry.dm
+++ b/code/modules/shuttles/marine_ferry.dm
@@ -218,8 +218,8 @@
 
 	if(!queen_locked)
 		for(var/turf/T in turfs_src)
-			var/mob/living/carbon/xenomorph/X = locate(/mob/living/carbon/xenomorph) in T
-			if(X && X.stat != DEAD)
+			var/mob/living/carbon/xenomorph/xeno = locate(/mob/living/carbon/xenomorph) in T
+			if((xeno && xeno.stat != DEAD) && !(FACTION_MARINE in xeno?.iff_tag.faction_groups))
 				var/name = "Unidentified Lifesigns"
 				var/input = "Unidentified lifesigns detected onboard. Recommendation: lockdown of exterior access ports, including ducting and ventilation."
 				shipwide_ai_announcement(input, name, 'sound/AI/unidentified_lifesigns.ogg', ares_logging = ARES_LOG_SECURITY)