diff --git a/application/Api/v1/PreorderApicontroller.php b/application/Api/v1/PreorderApicontroller.php
index 54f415f63..fc3b0f0d2 100644
--- a/application/Api/v1/PreorderApicontroller.php
+++ b/application/Api/v1/PreorderApicontroller.php
@@ -195,7 +195,7 @@ class PreorderApicontroller extends mfBaseApicontroller {
       }
     }
     
-    $address_info = $this->db()->escape(trim($post['address_info']));
+    $address_info = $this->db()->escape(trim($this->post['address_info']));
     
     // get correct campaign by salescluster
     if(!array_key_exists($address->netzgebiet_id, $this->campaigns_by_scluster)) {
diff --git a/public/docs/preorder-api.yaml b/public/docs/preorder-api.yaml
index 70e428740..657b2608f 100644
--- a/public/docs/preorder-api.yaml
+++ b/public/docs/preorder-api.yaml
@@ -213,6 +213,8 @@ paths:
         ---
         Parameter `address`: Anschlussadresse
         
+        Parameter `address_info`: Zusätzliche Informationen zur Adresse
+        
         Parameter `customer`: Vertragsinhaber
         
         ---
@@ -533,6 +535,10 @@ components:
             - housenumber
             - zip
             - city
+        address_info:
+          type: string
+          description: Zusätzliche Info zur Adresse
+          example: im Carport
         customer:
           type: object
           properties: