diff --git a/app/Services/EDocument/Standards/Verifactu/RegistroAlta.php b/app/Services/EDocument/Standards/Verifactu/RegistroAlta.php
index 1f6b053e72..2bb4749312 100644
--- a/app/Services/EDocument/Standards/Verifactu/RegistroAlta.php
+++ b/app/Services/EDocument/Standards/Verifactu/RegistroAlta.php
@@ -131,7 +131,7 @@ class RegistroAlta
 
         /** The business entity that is issuing the invoice */
         $emisor = new PersonaFisicaJuridica();
-        $emisor->setNif($this->company->settings->vat_number)
+        $emisor->setNif(substr($this->company->settings->vat_number, 0, 9))
                 ->setNombreRazon($this->invoice->company->present()->name());
 
         /** The business entity (Client) that is receiving the invoice */
diff --git a/openapi/api-docs.yaml b/openapi/api-docs.yaml
index 88b87c5704..e1a8bc7d92 100644
--- a/openapi/api-docs.yaml
+++ b/openapi/api-docs.yaml
@@ -14480,8 +14480,16 @@ paths:
               $ref: '#/components/headers/X-RateLimit-Limit'
           content:
             application/json:
-              schema:
-                $ref: '#/components/schemas/Client'
+              schema:  
+                type: object
+                properties:
+                  data: 
+                    type: array
+                    items:
+                      $ref: '#/components/schemas/Client'
+                  meta:
+                    type: object
+                    $ref: '#/components/schemas/Meta'
         401:
           $ref: '#/components/responses/401'
         403:
diff --git a/openapi/paths/clients.yaml b/openapi/paths/clients.yaml
index ef653a0f6f..b1d5c54c5c 100644
--- a/openapi/paths/clients.yaml
+++ b/openapi/paths/clients.yaml
@@ -219,8 +219,16 @@
               $ref: '#/components/headers/X-RateLimit-Limit'
           content:
             application/json:
-              schema:
-                $ref: '#/components/schemas/Client'
+              schema:  
+                type: object
+                properties:
+                  data: 
+                    type: array
+                    items:
+                      $ref: '#/components/schemas/Client'
+                  meta:
+                    type: object
+                    $ref: '#/components/schemas/Meta'
         401:
           $ref: '#/components/responses/401'
         403: