diff --git a/composer.json b/composer.json
index dfcd256..faff079 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
     ],
     "require": {
         "mcnd/ulmus": "dev-master",
-        "mcnd/ulmus-api": "^1.x@dev"
+        "mcnd/ulmus-api": "dev-master"
     },
     "repositories": [
         {
diff --git a/src/ApiResponseHandler.php b/src/ApiResponseHandler.php
index 3a49e8b..c6513a7 100644
--- a/src/ApiResponseHandler.php
+++ b/src/ApiResponseHandler.php
@@ -1,5 +1,7 @@
 <?php
 
+namespace Ulmus\Api\Gitea;
+
 class ApiResponseHandler
 {
     public static function handle(\Psr\Http\Message\ResponseInterface $response, \Ulmus\Api\Attribute\Obj\Api\ApiAction $attribute) : mixed