diff --git a/.env.default b/.env.default
index 7ecaf6460a63fefb3841de7f407f08ed182c2eac..bf7f653356d397e4c2076997edbbf60a9827fadf 100644
--- a/.env.default
+++ b/.env.default
@@ -7,3 +7,7 @@ MONOLITHIC_POSTGRES_DB="tubes-db"
 MONOLITHIC_POSTGRES_PORT="5432"
 
 MONOLITHIC_POSTGRES_HOST="monolithic_postgres"
+
+
+MONOLITHIC_SOAP_API_KEY="abcdefgh12345678"
+MONOLITHIC_SOAP_URL="http://host.docker.internal:3003/ws/unlocking?wsdl"
\ No newline at end of file
diff --git a/src/app/clients/SocmedSoapClient.php b/src/app/clients/SocmedSoapClient.php
index 95a4988b1b3ea9cbf090a7bd55b8ba1364fa9885..bb02f27b28d22530e8d7ae6ee3875883e6202604 100644
--- a/src/app/clients/SocmedSoapClient.php
+++ b/src/app/clients/SocmedSoapClient.php
@@ -1,6 +1,6 @@
 <?php
 
-require_once SRC_ROOT_PATH . "/utils/SoapWrapper.php";
+require_once SRC_ROOT_PATH . "/app/utils/SoapWrapper.php";
 
 class SocmedSoapClient
 {
@@ -16,14 +16,14 @@ class SocmedSoapClient
 
         $params = array(
             'encoding' => 'UTF-8',
-            'soap_version' => SOAP_1_2,
+            'soap_version' => 'SOAP_1_2',
             'trace' => 1,
             'exceptions' => 1,
             'connection_timeout' => 180,
             'stream_context' => stream_context_create($opts),
         );
  
-        $this->client = new SoapWrapper($_ENV['WSDL_URL'], $params);
+        $this->client = new SoapWrapper($_ENV['MONOLITHIC_SOAP_URL'], $params);
     }
 
     public static function getInstance()
diff --git a/src/app/controllers/Post/PostController.php b/src/app/controllers/Post/PostController.php
index c5fea6c1f2fdf1ef95e499b0c2740f4c5ba00ad6..1e1433518a6a74293e8d253f6864dd328741d81c 100644
--- a/src/app/controllers/Post/PostController.php
+++ b/src/app/controllers/Post/PostController.php
@@ -6,6 +6,8 @@ require_once SRC_ROOT_PATH . "/app/core/FileAccess.php";
 
 require_once SRC_ROOT_PATH . "/app/modelmanagers/PostManager.php";
 
+require_once SRC_ROOT_PATH . "/app/clients/SocmedSoapClient.php";
+
 class PostController extends BaseController
 {
   protected static $instance;
@@ -49,6 +51,12 @@ class PostController extends BaseController
       $user_id,
       $resources
     );
+
+    // send SOAP message when user reached 10th post
+    if ($post_id == 9) {
+      $soapClient = SocmedSoapClient::getInstance();
+      $soapClient.requestUnlocking($_SESSION['id'], $_SESSION['username']);
+    }
   }
 
   protected function post($urlParams)
diff --git a/src/app/models/LoginModel.php b/src/app/models/LoginModel.php
index a4b1e1f90fd08cc638d4d948debab2f4999de663..f6f9bfaa407d11789fbeef4e08b31a59d3964cda 100644
--- a/src/app/models/LoginModel.php
+++ b/src/app/models/LoginModel.php
@@ -35,6 +35,7 @@ class LoginModel
                     {
                         $_SESSION['user_id'] = $row['id'];
                         $_SESSION['role'] = $row['role'];
+                        $_SESSION['username'] = $row['username'];
                         $array = array('status' => $row['status'], 'role' => $row['role']);
                         return $array;
                     }