diff --git a/nconnector.php b/nconnector.php
index c666bd5..c7b09b9 100755
--- a/nconnector.php
+++ b/nconnector.php
@@ -52,7 +52,7 @@ while ($user = $doldb->result->fetch_assoc())
 			$data["phone"]["value"] = $user["phone_mobile"];
 		}
 
-		$data["displayname"]["value"] = concat ($user["firstname", $user["lastname"]);
+		$data["displayname"]["value"] = concat($user["firstname"], $user["lastname"]);
 		$address = concat($user['address'], $user["zip"]);
 		$data["address"]["value"] = concat ($address, $user["town"]);
 		$data["email"]["value"] = $user["email"];