diff --git a/meta/definitions.php b/meta/definitions.php
index 7d042f7..6fe1649 100644
--- a/meta/definitions.php
+++ b/meta/definitions.php
@@ -4,7 +4,7 @@ use function DI\autowire, DI\create, DI\get;
 
 use Picea\{ Method\Request };
 
-use Picea\Extension\{ LanguageExtension, TitleExtension, NumberExtension, UrlExtension };
+use Picea\Extension\{ LanguageExtension, TitleExtension, NumberExtension, UrlExtension, DiExtension };
 
 use Picea\Ui\{ Method, Ui };
 
@@ -20,6 +20,8 @@ return [
             $c->get(Method\Form::class),
             $c->get(Method\Pagination::class),
             $c->get(Request::class),
+            $c->get(DiExtension::class),
+
         ], class_exists(\Taxus\Picea\Extension::class) ? [ $c->get(\Taxus\Picea\Extension::class) ] : [],
             array_map(fn($class) => $c->get($class), $c->get(Lean\Lean::class)->getPiceaExtensions())
         );