diff --git a/application/cmdbabstract.class.inc.php b/application/cmdbabstract.class.inc.php
index 9378e6d32..af4e286ae 100644
--- a/application/cmdbabstract.class.inc.php
+++ b/application/cmdbabstract.class.inc.php
@@ -240,6 +240,7 @@ abstract class cmdbAbstractObject extends CMDBObject implements iDisplay
 				$sTip .= Dict::S('Core:Synchro:LastSynchro').'<br/>'.$aStruct['last_synchro']."</p>";
 			}
 			$sSynchroIcon = '&nbsp;<img style="vertical-align:middle;" id="synchro_icon" src="../images/locked.png"/>';
+			$sTip = addslashes($sTip);
 			$oPage->add_ready_script("$('#synchro_icon').qtip( { content: '$sTip', show: 'mouseover', hide: { fixed: true }, style: { name: 'dark', tip: 'leftTop' }, position: { corner: { target: 'rightMiddle', tooltip: 'leftTop' }} } );");
 		}