diff --git a/modular_RUtgmc/code/game/objects/structures/xeno.dm b/modular_RUtgmc/code/game/objects/structures/xeno.dm
index 6392c8b23aa01..53afc184c4e4a 100644
--- a/modular_RUtgmc/code/game/objects/structures/xeno.dm
+++ b/modular_RUtgmc/code/game/objects/structures/xeno.dm
@@ -37,7 +37,9 @@
 	var/turf/T = get_turf(src)
 	switch(structure)
 		if("wall")
-			T.ChangeTurf(/turf/closed/wall/resin/regenerating)
+			var/list/baseturfs = islist(T.baseturfs) ? T.baseturfs : list(T.baseturfs)
+			baseturfs |= T.type
+			T.ChangeTurf(/turf/closed/wall/resin/regenerating, baseturfs)
 		if("door")
 			new /obj/structure/mineral_door/resin(T)
 	deconstruct(TRUE)