diff --git a/lam/lib/account.inc b/lam/lib/account.inc
index e6ea0840..081f83ff 100644
--- a/lam/lib/account.inc
+++ b/lam/lib/account.inc
@@ -876,6 +876,18 @@ function extractRDNAttribute($dn) {
 	return $parts[0];
 }
 
+/**
+ * Extracts the RDN attribute value from a given DN.
+ * 
+ * @param String $dn DN
+ * @return String RDN attribute value
+ */
+function extractRDNValue($dn) {
+	if ($dn == null) return null;
+	$parts = explode("=", substr($dn, 0, strpos($dn, ',')));
+	return $parts[1];
+}
+
 /**
  * Extracts the DN suffix from a given DN.
  * E.g. ou=people,dc=test,dc=com will result in dc=test,dc=com.