diff --git a/bureau/class/m_admin.php b/bureau/class/m_admin.php
index b2e16083..cd9375db 100644
--- a/bureau/class/m_admin.php
+++ b/bureau/class/m_admin.php
@@ -634,7 +634,7 @@ class m_admin {
             $msg->raise("ERROR", "admin", _("Login can only contains characters a-z, 0-9 and -"));
             return false;
         }
-        $pass = password_hash($pass);
+        $pass = password_hash($pass, PASSWORD_BCRYPT);
         $db = new DB_System();
         // Already exist?
         $db->query("SELECT count(*) AS cnt FROM membres WHERE login= ?;", array($login));
@@ -772,7 +772,7 @@ class m_admin {
         $db = new DB_System();
 
         if ($pass) {
-            $pass = password_hash($pass);
+            $pass = password_hash($pass, PASSWORD_BCRYPT);
             $second_query = "UPDATE membres SET mail= ?, canpass= ?, enabled= ?, `type`= ?, notes= ? , pass = ? WHERE uid= ?;";
             $second_query_args = array($mail, $canpass, $enabled, $type, $notes, $pass, $uid);
         } else {
diff --git a/bureau/class/m_mem.php b/bureau/class/m_mem.php
index d4dce7af..4885bed9 100644
--- a/bureau/class/m_mem.php
+++ b/bureau/class/m_mem.php
@@ -108,7 +108,7 @@ class m_mem {
         // with password_hash().
         if (strncmp($db->f('pass'), '$1$', 3) == 0) {
             $db->query("update membres set pass = ? where uid = ?",
-                       array(password_hash($password), $cuid));
+                       array(password_hash($password, PASSWORD_BCRYPT), $cuid));
         }
 
         if (panel_islocked() && $cuid != 2000) {
@@ -416,7 +416,7 @@ class m_mem {
         if (!$admin->checkPolicy("mem", $login, $newpass)) {
             return false; // The error has been raised by checkPolicy()
         }
-        $newpass = password_hash($newpass);
+        $newpass = password_hash($newpass, PASSWORD_BCRYPT);
         $db->query("UPDATE membres SET pass= ? WHERE uid= ?;", array($newpass, $cuid));
         $msg->init_msgs();
         return true;