diff --git a/Tests/Controller/PersonAddressControllerTest.php b/Tests/Controller/PersonAddressControllerTest.php
index 0f23236a8..6dc35555d 100644
--- a/Tests/Controller/PersonAddressControllerTest.php
+++ b/Tests/Controller/PersonAddressControllerTest.php
@@ -125,14 +125,19 @@ class PersonAddressControllerTest extends WebTestCase
         
         $this->assertTrue($this->client->getResponse()->isSuccessful());
         
+        // get the form and populate the most obvious fields (postcode will come later)
         $form = $crawler->selectButton('Envoi')->form(array(
             'address[streetAddress1]' => 'Rue de la Paix, 50',
             'address[streetAddress2]' =>  $this->postalCode->getId(),
             'address[validFrom]'      => '15-01-2016'
         ));
+                
+        // select a random postal code        
+        $values = $form['address[postCode]']->availableOptionValues();
+        $form['address[postCode]']->setValue($values[array_rand($values)]);
         
         $this->client->submit($form);
-        
+                
         $crawler = $this->client->followRedirect();
         
         $this->assertRegexp('|/fr/person/[0-9]{1,}/address/list|',