diff --git a/Scribunto.namespaces.php b/Scribunto.namespaces.php
index 3be32cf7..c0028977 100644
--- a/Scribunto.namespaces.php
+++ b/Scribunto.namespaces.php
@@ -3,6 +3,6 @@
 $namespaceNames = array();
 
 $namespaceNames['en'] = array(
-	NS_MODULE       => 'Module',
-	NS_MODULE_TALK  => 'Module_talk',
+	828 => 'Module',
+	829 => 'Module_talk',
 );
diff --git a/Scribunto.php b/Scribunto.php
index 9cbcda55..c433675f 100644
--- a/Scribunto.php
+++ b/Scribunto.php
@@ -134,14 +134,6 @@ $wgScribuntoEngineConf = array(
 	),
 );
 
-/**
- * Script namespace numbers.
- */
-$wgScribuntoNamespaceNumbers = array(
-	'Module' => 20,
-	'Module_talk' => 21,
-);
-
 /**
  * Set to true to enable the SyntaxHighlight_GeSHi extension
  */
@@ -152,10 +144,5 @@ $wgScribuntoUseGeSHi = false;
  */
 $wgScribuntoUseCodeEditor = false;
 
-function efDefineScribuntoNamespace() {
-	global $wgScribuntoNamespaceNumbers;
-	define( 'NS_MODULE', $wgScribuntoNamespaceNumbers['Module'] );
-	define( 'NS_MODULE_TALK', $wgScribuntoNamespaceNumbers['Module_talk'] );
-}
-
-$wgExtensionFunctions[] = 'efDefineScribuntoNamespace';
+define( 'NS_MODULE', 828 );
+define( 'NS_MODULE_TALK', 829 );