diff --git a/include/entities/basedb.inc.php b/include/entities/basedb.inc.php
index 01dce3d0a913ef7d79f07958ebaf95b267a82526..f96d6935a12287002b40fc847b2765cf60d10210 100644
--- a/include/entities/basedb.inc.php
+++ b/include/entities/basedb.inc.php
@@ -106,7 +106,7 @@ abstract class basedb extends stdentity
   {
 
 	  if(!$user->is_valid()) {
-		  if($required == DROIT_LECTURE && (($this->droits_access&DROIT_LECTURE) > 0))
+		  if($required == DROIT_LECTURE && (($required & $this->droits_access) == $required))
 			  return true;
 		  else
 			  return false;