diff --git a/hosts/vm/mediakiwi/mediawiki.nix b/hosts/vm/mediakiwi/mediawiki.nix
index e0c58de..c0217f0 100644
--- a/hosts/vm/mediakiwi/mediawiki.nix
+++ b/hosts/vm/mediakiwi/mediawiki.nix
@@ -149,7 +149,7 @@ in
       define("NS_PUBLIC_TALK", 3003);
       define("NS_INTERNE", 3004);
       define("NS_INTERNE_TALK", 3005);
-      $wgExtraNamespaces[
+      $wgExtraNamespaces = [
         NS_ARCHIVE => "Archive",
         NS_ARCHIVE_TALK => "Discussion_archive",
         NS_PUBLIC => "Public",