diff --git a/lam/lib/types/user.inc b/lam/lib/types/user.inc
index 721c7741..62563b70 100644
--- a/lam/lib/types/user.inc
+++ b/lam/lib/types/user.inc
@@ -720,8 +720,8 @@ class lamUserList extends lamList {
 			}
 		}
 		// show user photos
-		elseif (($attribute == "jpegphoto") && (sizeof($entry[$attribute][0]) > 0)) {
-			if (sizeof($entry[$attribute][0]) < 100) {
+		elseif (($attribute == "jpegphoto") && (!empty($entry[$attribute][0]))) {
+			if (strlen($entry[$attribute][0]) < 100) {
 				// looks like we have read broken binary data, reread photo
 				$result = @ldap_read($_SESSION['ldap']->server(), escapeDN($entry['dn']), $attribute . "=*", array($attribute), 0, 0, 0, LDAP_DEREF_NEVER);
 				if ($result) {