diff --git a/src/world/generator/SuperflatGenerator.php b/src/world/generator/SuperflatGenerator.php
index c132c79bc..27dc494a9 100644
--- a/src/world/generator/SuperflatGenerator.php
+++ b/src/world/generator/SuperflatGenerator.php
@@ -25,6 +25,9 @@ the Free Software Foundation, either version 3 of the License, or
 
 */
 
+/***REM_START***/
+require_once("LevelGenerator.php");
+/***REM_END***/
 
 class SuperflatGenerator implements LevelGenerator{
 	private $config, $structure, $chunks, $options, $floorLevel;