diff --git a/plugins/UsersManager/tests/Integration/UsersManagerTest.php b/plugins/UsersManager/tests/Integration/UsersManagerTest.php
index 74f7fe33695ec32863c4c1f1a2ef1f725a8ceff0..1fbad4deade714138207954c43b1ce155ba721b1 100644
--- a/plugins/UsersManager/tests/Integration/UsersManagerTest.php
+++ b/plugins/UsersManager/tests/Integration/UsersManagerTest.php
@@ -122,7 +122,7 @@ class UsersManagerTest extends IntegrationTestCase
     public function getAddUserInvalidLoginData()
     {
         return array(
-            array(12, "password", "email@email.com", "alias"), // wrong login / integer => exception
+            array(9, "password", "email@email.com", "alias"), // wrong login / integer => exception
             array("gegag'ggea'", "password", "email@email.com", "alias"), // wrong login / too short => exception
             array("gegag11gge&", "password", "email@email.com", "alias"), // wrong login / too long => exception
             array("geg'ag11gge@", "password", "email@email.com", "alias"), // wrong login / bad characters => exception
diff --git a/tests/PHPUnit/Integration/PiwikTest.php b/tests/PHPUnit/Integration/PiwikTest.php
index 6043736e04f103beb6411fe3f24c044ca8857193..6839b66df3872ef023212c8a8a7a8c79cd9d590b 100644
--- a/tests/PHPUnit/Integration/PiwikTest.php
+++ b/tests/PHPUnit/Integration/PiwikTest.php
@@ -86,7 +86,6 @@ class PiwikTest extends IntegrationTestCase
             '',
             '   ',
             'a',
-            'aa',
             'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa',
             'alpha/beta',
             'alpha:beta',
@@ -117,6 +116,7 @@ class PiwikTest extends IntegrationTestCase
     public function getValidLoginStringData()
     {
         $valid = array(
+            'aa',
             'aaa',
             'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa',
             'shoot_puck@the-goal.com',