diff --git a/extension.json b/extension.json
index 5a0b960..fcf7509 100644
--- a/extension.json
+++ b/extension.json
@@ -1,6 +1,6 @@
 {
 	"name": "VariablesLua",
-	"version": "1.6.0",
+	"version": "1.7.0",
 	"author": [
 		"[https://fo-nttax.de Alex Winkler]"
 	],
@@ -9,7 +9,7 @@
 	"license-name": "MIT",
 	"type": "other",
 	"requires": {
-		"MediaWiki": ">= 1.35.0",
+		"MediaWiki": ">= 1.40.0",
 		"extensions": {
 			"Scribunto": "*",
 			"Variables": ">= 2.0"
diff --git a/src/ScribuntoLuaLibrary.php b/src/ScribuntoLuaLibrary.php
index 83e5420..e99988f 100644
--- a/src/ScribuntoLuaLibrary.php
+++ b/src/ScribuntoLuaLibrary.php
@@ -3,9 +3,9 @@
 namespace Liquipedia\Extension\VariablesLua;
 
 use ExtVariables;
-use Scribunto_LuaLibraryBase;
+use MediaWiki\Extension\Scribunto\Engines\LuaCommon\LibraryBase;
 
-class ScribuntoLuaLibrary extends Scribunto_LuaLibraryBase {
+class ScribuntoLuaLibrary extends LibraryBase {
 
 	public function register() {
 		$lib = [