diff --git a/src/UnicaenAuth/View/Helper/UserAbstract.php b/src/UnicaenAuth/View/Helper/UserAbstract.php
index 9ca3107123adf37a487b827b02445ba71f3484ed..163f7cf472821faaec536178a76fd9f37b00e52c 100644
--- a/src/UnicaenAuth/View/Helper/UserAbstract.php
+++ b/src/UnicaenAuth/View/Helper/UserAbstract.php
@@ -68,7 +68,7 @@ abstract class UserAbstract extends AbstractTranslatorHelper
             }
             $found = null;
             foreach ($keys as $key) {
-                if (array_key_exists($key, $identity)) {
+                if (array_key_exists($key, $identity) && $identity[$key] !== null) {
                     $found = $identity[$key];
                     break;
                 }