diff --git a/components/com_users/models/registration.php b/components/com_users/models/registration.php
index e89d3180e16dc..4543eed534e1e 100644
--- a/components/com_users/models/registration.php
+++ b/components/com_users/models/registration.php
@@ -134,7 +134,8 @@ public function activate($token)
 			$query->clear()
 				->select($db->quoteName(array('name', 'email', 'sendEmail', 'id')))
 				->from($db->quoteName('#__users'))
-				->where($db->quoteName('sendEmail') . ' = ' . 1);
+				->where($db->quoteName('sendEmail') . ' = 1')
+				->where($db->quoteName('block') . ' = 0');
 
 			$db->setQuery($query);
 
@@ -582,7 +583,8 @@ public function register($temp)
 			$query->clear()
 				->select($db->quoteName(array('name', 'email', 'sendEmail')))
 				->from($db->quoteName('#__users'))
-				->where($db->quoteName('sendEmail') . ' = ' . 1);
+				->where($db->quoteName('sendEmail') . ' = 1')
+				->where($db->quoteName('block') . ' = 0');
 
 			$db->setQuery($query);