diff --git a/resources/pocketmine.yml b/resources/pocketmine.yml
index c905880b7..769b271a2 100644
--- a/resources/pocketmine.yml
+++ b/resources/pocketmine.yml
@@ -125,7 +125,6 @@ chunk-ticking:
   per-tick: 40
   #Radius of chunks around a player to tick
   tick-radius: 3
-  light-updates: false
   #IDs of blocks not to perform random ticking on.
   disable-block-ticking:
     #- 2 # grass
diff --git a/src/pocketmine/world/World.php b/src/pocketmine/world/World.php
index 58d273fb0..019aff67e 100644
--- a/src/pocketmine/world/World.php
+++ b/src/pocketmine/world/World.php
@@ -2521,7 +2521,7 @@ class World implements ChunkManager, Metadatable{
 
 		(new ChunkLoadEvent($this, $chunk, !$chunk->isGenerated()))->call();
 
-		if($chunk->isPopulated() and $this->getServer()->getProperty("chunk-ticking.light-updates", false)){
+		if(!$chunk->isLightPopulated() and $chunk->isPopulated()){
 			$this->getServer()->getAsyncPool()->submitTask(new LightPopulationTask($this, $chunk));
 		}