diff --git a/flexiapi/database/seeds/LiblinphoneTesterAccoutSeeder.php b/flexiapi/database/seeds/LiblinphoneTesterAccoutSeeder.php
index 9142f65..246ecf8 100644
--- a/flexiapi/database/seeds/LiblinphoneTesterAccoutSeeder.php
+++ b/flexiapi/database/seeds/LiblinphoneTesterAccoutSeeder.php
@@ -40,7 +40,7 @@ class LiblinphoneTesterAccoutSeeder extends Seeder
                         $element->username,
                         $element->domain,
                         $element->activated ?? true,
-                        $element->confirmation_key
+                        $element->confirmation_key ?? null
                     )
                 );
 
@@ -78,7 +78,7 @@ class LiblinphoneTesterAccoutSeeder extends Seeder
                             str_replace('%usernamePostfix%', $element->usernameStart + $i, $element->username),
                             $element->domain,
                             $element->activated ?? true,
-                            $element->confirmation_key
+                            $element->confirmation_key ?? null
                         )
                     );
 
diff --git a/flexisip-account-manager.spec b/flexisip-account-manager.spec
index 3cda661..1b8ef61 100644
--- a/flexisip-account-manager.spec
+++ b/flexisip-account-manager.spec
@@ -8,7 +8,7 @@
 #%define _datadir           %{_datarootdir}
 #%define _docdir            %{_datadir}/doc
 
-%define build_number 128
+%define build_number 129
 %define var_dir /var/opt/belledonne-communications
 %define opt_dir /opt/belledonne-communications/share/flexisip-account-manager