diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 1ae6580d628..36a5c4e9620 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -769,16 +769,19 @@ else
 $heightforframes=48;
 
 // Switch to another entity
-if (GETPOST('action') == 'switchentity' && $user->admin && ! $user->entity)
+if (!empty($conf->global->MAIN_MODULE_MULTICOMPANY))
 {
-	require_once("../class/actions_multicompany.class.php");
-	
-	$mc = new ActionsMulticompany($db);
-	
-	if($mc->switchEntity(GETPOST('entity_id')) > 0)
+	if (GETPOST('action') == 'switchentity' && $user->admin && ! $user->entity)
 	{
-		Header("Location: ".DOL_URL_ROOT.'/');
-		exit;
+		require_once("../class/actions_multicompany.class.php");
+		
+		$mc = new ActionsMulticompany($db);
+		
+		if($mc->switchEntity(GETPOST('entity_id')) > 0)
+		{
+			Header("Location: ".DOL_URL_ROOT.'/');
+			exit;
+		}
 	}
 }