a

code/modules/mapping/map_template.dm

@@ -86,12 +86,9 @@
 
 	var/list/border = block(locate(max(T.x, 1), max(T.y, 1),  T.z),
 							locate(min(T.x+width, world.maxx), min(T.y+height, world.maxy), T.z))
-	for(var/L in border)
-		var/turf/turf_to_disable = L
-		turf_to_disable.set_sleeping(TRUE)
-
-	if(SSair.initialized)
-		sleep(1)
+	for(var/turf/L as anything in border)
+		L.blocks_air = TRUE
+		L.ImmediateCalculateAdjacentTurfs()
 
 	// Accept cached maps, but don't save them automatically - we don't want
 	// ruins clogging up memory for the whole round.

code/modules/shuttle/docking.dm

@@ -77,14 +77,6 @@
 			remove_ripples()
 			return DOCKING_IMMOBILIZED
 
-	for(var/turf/old_terf in old_turfs)
-		old_terf.set_sleeping(TRUE)
-	for(var/turf/new_terf in new_turfs)
-		new_terf.set_sleeping(TRUE)
-
-	if(SSair.initialized)
-		sleep(1)
-
 	// Moving to the new location will trample the ripples there at the exact
 	// same time any mobs there are trampled, to avoid any discrepancy where
 	// the ripples go away before it is safe.
@@ -146,7 +138,6 @@
 	for(var/turf/terf as anything in old_turfs + new_turfs)
 		terf.ImmediateCalculateAdjacentTurfs()
 
-
 	for(var/i in 1 to old_turfs.len)
 		var/turf/oldT = old_turfs[i]
 		var/turf/newT = new_turfs[i]