diff --git a/code/game/turfs/simulated/walls.dm b/code/game/turfs/simulated/walls.dm
index 4ffe40f5d2b..2289bb13348 100644
--- a/code/game/turfs/simulated/walls.dm
+++ b/code/game/turfs/simulated/walls.dm
@@ -251,7 +251,7 @@
 	ChangeTurf(/turf/simulated/floor)
 
 /turf/simulated/wall/proc/thermitemelt(mob/user as mob, speed)
-	var/wait = 100
+	var/wait = 20 SECONDS
 	if(speed)
 		wait = speed
 	if(istype(sheet_type, /obj/item/stack/sheet/mineral/diamond))