diff --git a/code/modules/multiz/turfs/open_space.dm b/code/modules/multiz/turfs/open_space.dm
index a1c3bf3b0a6..9b1e8a994fc 100644
--- a/code/modules/multiz/turfs/open_space.dm
+++ b/code/modules/multiz/turfs/open_space.dm
@@ -134,7 +134,6 @@
 /turf/simulated/open/Initialize(mapload)
 	. = ..()
 	icon_state = ""	// Clear out the debug icon.
-	SSzcopy.openspace_turfs += src
 	shadower = new(src)
 	if (!(flags & MIMIC_OVERWRITE) && plane == PLANE_SPACE_BACKGROUND)
 		// If the plane is default and we're a no_mutate turf, force it to 0 so the icon works properly.