diff --git a/src/world/format/io/leveldb/LevelDB.php b/src/world/format/io/leveldb/LevelDB.php
index 3e61de8a0..04a1fd865 100644
--- a/src/world/format/io/leveldb/LevelDB.php
+++ b/src/world/format/io/leveldb/LevelDB.php
@@ -63,6 +63,7 @@ use function strlen;
 use function substr;
 use function trim;
 use function unpack;
+use const DIRECTORY_SEPARATOR;
 use const LEVELDB_ZLIB_RAW_COMPRESSION;
 
 class LevelDB extends BaseWorldProvider implements WritableWorldProvider{
@@ -132,7 +133,7 @@ class LevelDB extends BaseWorldProvider implements WritableWorldProvider{
 	}
 
 	protected function loadLevelData() : WorldData{
-		return new BedrockWorldData($this->getPath() . "level.dat");
+		return new BedrockWorldData($this->getPath() . DIRECTORY_SEPARATOR . "level.dat");
 	}
 
 	public function getWorldHeight() : int{
diff --git a/src/world/format/io/region/RegionWorldProvider.php b/src/world/format/io/region/RegionWorldProvider.php
index 0fc1aed40..735904d6e 100644
--- a/src/world/format/io/region/RegionWorldProvider.php
+++ b/src/world/format/io/region/RegionWorldProvider.php
@@ -41,6 +41,7 @@ use function scandir;
 use function strrpos;
 use function substr;
 use function time;
+use const DIRECTORY_SEPARATOR;
 use const SCANDIR_SORT_NONE;
 
 abstract class RegionWorldProvider extends BaseWorldProvider{
@@ -87,7 +88,7 @@ abstract class RegionWorldProvider extends BaseWorldProvider{
 	protected $regions = [];
 
 	protected function loadLevelData() : WorldData{
-		return new JavaWorldData($this->getPath() . "level.dat");
+		return new JavaWorldData($this->getPath() . DIRECTORY_SEPARATOR . "level.dat");
 	}
 
 	public function doGarbageCollection() : void{