diff --git a/workflow/engine/methods/login/login.php b/workflow/engine/methods/login/login.php
index 83aa96f16..59d380c07 100755
--- a/workflow/engine/methods/login/login.php
+++ b/workflow/engine/methods/login/login.php
@@ -103,22 +103,23 @@ if (isset ($_SESSION['USER_LOGGED'])) {
     // Execute SSO trigger
     $pluginRegistry =& PMPluginRegistry::getSingleton();
     if (defined('PM_SINGLE_SIGN_ON')) {
-        //Check in SSO class
-        G::LoadClass("sso");
-        $oSso = new ssoClass();
-        $res = $oSso->ssocVerifyUser();
-        if($res){
-            // Start new session
-            @session_destroy();
-            session_start();
-            session_regenerate_id();
-
-            // Authenticate
-            require_once 'authentication.php';
-
-            die();
+        $licensedFeatures = & PMLicensedFeatures::getSingleton();
+        if ($licensedFeatures->verifyfeature('7TTeDBQeWRoZTZKYjh4eFpYUlRDUUEyVERPU3FxellWank=')) {
+            //Check in SSO class
+            G::LoadClass("sso");
+            $oSso = new ssoClass();
+            $res = $oSso->ssocVerifyUser();
+            if($res){
+                // Start new session
+                @session_destroy();
+                session_start();
+                session_regenerate_id();
+                // Authenticate
+                require_once 'authentication.php';
+                die();
+            }
+            //Check in SSO class
         }
-        //Check in SSO class
         if ($pluginRegistry->existsTrigger(PM_SINGLE_SIGN_ON)) {
             if ($pluginRegistry->executeTriggers(PM_SINGLE_SIGN_ON, null)) {
                 // Start new session