diff --git a/code/game/gamemodes/cult/cult_structures.dm b/code/game/gamemodes/cult/cult_structures.dm
index b2b4dfa534e..1638fa00faf 100644
--- a/code/game/gamemodes/cult/cult_structures.dm
+++ b/code/game/gamemodes/cult/cult_structures.dm
@@ -195,6 +195,7 @@
 GLOBAL_LIST_INIT(blacklisted_pylon_turfs, typecacheof(list(
 	/turf/simulated/floor/engine/cult,
 	/turf/space,
+	/turf/simulated/wall/indestructible,
 	/turf/simulated/floor/plating/lava,
 	/turf/simulated/floor/chasm,
 	/turf/simulated/wall/cult,