diff --git a/htdocs/public/project/suggestbooth.php b/htdocs/public/project/suggestbooth.php
index 57817fb5200..410ba698ae1 100644
--- a/htdocs/public/project/suggestbooth.php
+++ b/htdocs/public/project/suggestbooth.php
@@ -94,7 +94,7 @@ if ($resultproject < 0) {
 
 // Security check
 $securekeyreceived = GETPOST("securekey");
-$securekeytocompare = dol_hash($conf->global->EVENTORGANIZATION_SECUREKEY.'conferenceorbooth'.$id, 2);
+$securekeytocompare = dol_hash($conf->global->EVENTORGANIZATION_SECUREKEY.'conferenceorbooth'.$id, 'md5');
 
 if ($securekeytocompare != $securekeyreceived) {
 	print $langs->trans('MissingOrBadSecureKey');
@@ -112,7 +112,7 @@ $extrafields = new ExtraFields($db);
 $user->loadDefaultValues();
 
 $cactioncomm = new CActionComm($db);
-$arrayofeventtype = $cactioncomm->liste_array('', 'id', '', 0, 'module=\'booth@eventorganization\'');
+$arrayofeventtype = $cactioncomm->liste_array('', 'id', '', 0, "module='booth@eventorganization'");
 
 // Security check
 if (empty($conf->eventorganization->enabled)) {
diff --git a/htdocs/public/project/suggestconference.php b/htdocs/public/project/suggestconference.php
index bfaf8a31b08..c8e784ab3c6 100644
--- a/htdocs/public/project/suggestconference.php
+++ b/htdocs/public/project/suggestconference.php
@@ -113,7 +113,7 @@ $extrafields = new ExtraFields($db);
 $user->loadDefaultValues();
 
 $cactioncomm = new CActionComm($db);
-$arrayofeventtype = $cactioncomm->liste_array('', 'id', '', 0, 'module=\'conference@eventorganization\'');
+$arrayofeventtype = $cactioncomm->liste_array('', 'id', '', 0, "module='conference@eventorganization'");
 
 // Security check
 if (empty($conf->eventorganization->enabled)) {
diff --git a/htdocs/public/project/viewandvote.php b/htdocs/public/project/viewandvote.php
index e78176a5f56..157a0053ac5 100644
--- a/htdocs/public/project/viewandvote.php
+++ b/htdocs/public/project/viewandvote.php
@@ -67,7 +67,7 @@ $langs->loadLangs(array("main", "other", "dict", "bills", "companies", "errors",
 $action = GETPOST('action', 'aZ09');
 $id = GETPOST('id');
 $securekeyreceived = GETPOST("securekey");
-$securekeytocompare = dol_hash($conf->global->EVENTORGANIZATION_SECUREKEY.'conferenceorbooth'.$id, 2);
+$securekeytocompare = dol_hash($conf->global->EVENTORGANIZATION_SECUREKEY.'conferenceorbooth'.$id, 'md5');
 
 if ($securekeytocompare != $securekeyreceived) {
 	print $langs->trans('MissingOrBadSecureKey');