diff --git a/nconnector.php b/nconnector.php
index 65d598f..02d4981 100755
--- a/nconnector.php
+++ b/nconnector.php
@@ -20,7 +20,7 @@ $ncdb = new db("nextcloud");
 $doldb->query("SELECT login, firstname, lastname, pass_crypted, fk_adherent_type FROM llx_adherent");
 while ($user = $doldb->result->fetch_assoc())
 {
-	$ncdb->query("SELECT uid FROM oc_accounts WHERE uid='$user->login'");
+	$ncdb->query("SELECT uid FROM oc_accounts WHERE uid=('" . $user->login . "'");
 	echo "login:" . ($user->"login"]);
 	if ( $ncdb->result->num_rows != 0 )
 	{