diff --git a/htdocs/viewimage.php b/htdocs/viewimage.php
index 4c7cb2baba7..71163630024 100644
--- a/htdocs/viewimage.php
+++ b/htdocs/viewimage.php
@@ -140,10 +140,8 @@ if ($modulepart)
     if ($modulepart == 'prelevement')
     {
         $user->getrights('prelevement');
-        if ($user->rights->prelevement->lire)
-	  {
-	    $accessallowed=1;
-	  }
+        if ($user->rights->prelevement->bons->lire) $accessallowed=1;
+
         $original_file=DOL_DATA_ROOT.'/prelevement/bon/'.$original_file;
     }