diff --git a/src/UnicaenLdap/Entity/Base/People.php b/src/UnicaenLdap/Entity/Base/People.php
index 2a4c390220b88b7d987b1a87a86ef3856bbfe507..5170c27b301f57d1436c353a8c57a2a3dd663eca 100644
--- a/src/UnicaenLdap/Entity/Base/People.php
+++ b/src/UnicaenLdap/Entity/Base/People.php
@@ -2215,7 +2215,7 @@ class People extends Entity
         $uni = '';
         $value = (string)$value;
         for ($i = 0; $i < strlen($value); $i++) {
-            $a = ord($value{$i}) << 8;
+            $a = ord($value[$i]) << 8;
             $uni .= sprintf('%X', $a);
         }
         $nthash = hash("md4", pack('H*', $uni), true);
@@ -2238,7 +2238,7 @@ class People extends Entity
         $uni = '';
         $value = (string)$value;
         for ($i = 0; $i < strlen($value); $i++) {
-            $a = ord($value{$i}) << 8;
+            $a = ord($value[$i]) << 8;
             $uni .= sprintf('%X', $a);
         }
         $nthash = hash("md4", pack('H*', $uni), true);
diff --git a/src/UnicaenLdap/Service/AbstractService.php b/src/UnicaenLdap/Service/AbstractService.php
index a741996879f908564b91d8f9eb2e1f1b0f230366..55eb49d88bbbdef2fe92c2041cb0a55ba54df652 100644
--- a/src/UnicaenLdap/Service/AbstractService.php
+++ b/src/UnicaenLdap/Service/AbstractService.php
@@ -337,7 +337,7 @@ abstract class AbstractService implements
         $berIdentifier = null;
 
         $name = ldap_first_attribute(
-            $resource, $entry, $berIdentifier
+            $resource, $entry//, $berIdentifier
         );
 
         $attributes = array();
@@ -359,8 +359,7 @@ abstract class AbstractService implements
             $attributes[$attrName] = $data;
 
             $name = ldap_next_attribute(
-                $resource, $entry,
-                $berIdentifier
+                $resource, $entry//, $berIdentifier
             );
         }
         ksort($attributes, SORT_LOCALE_STRING);