diff --git a/htdocs/comm/prospect/list.php b/htdocs/comm/prospect/list.php
index 113618ffae8..3501d94aafd 100644
--- a/htdocs/comm/prospect/list.php
+++ b/htdocs/comm/prospect/list.php
@@ -154,7 +154,7 @@ $sts = array(-1,0,1,2,3);
 $hookmanager->initHooks(array('prospectlist'));
 
 // Do we click on purge search criteria ?
-if (GETPOST("button_removefilter_x"))
+if (GETPOST("button_removefilter_x") || GETPOST("button_removefilter")) // Both test are required to be compatible with all browsers
 {
     $socname="";
 	$stcomm="";