diff --git a/src/pocketmine/Achievement.php b/src/pocketmine/Achievement.php
index b04646793..c78a4a6f7 100644
--- a/src/pocketmine/Achievement.php
+++ b/src/pocketmine/Achievement.php
@@ -110,7 +110,7 @@ abstract class Achievement{
 	public static function broadcast(Player $player, $achievementId){
 		if(isset(Achievement::$list[$achievementId])){
 			$translation = new TranslationContainer("chat.type.achievement", [$player->getDisplayName(), TextFormat::GREEN . Achievement::$list[$achievementId]["name"] . TextFormat::RESET]);
-			if(Server::getInstance()->getConfigString("announce-player-achievements", true) === true){
+			if(Server::getInstance()->getConfigBoolean("announce-player-achievements", true) === true){
 				Server::getInstance()->broadcastMessage($translation);
 			}else{
 				$player->sendMessage($translation);