diff --git a/apps/user_ldap/lib/Group_LDAP.php b/apps/user_ldap/lib/Group_LDAP.php
index 0f4bb2d8b6a52..3a46d3c7b79d3 100644
--- a/apps/user_ldap/lib/Group_LDAP.php
+++ b/apps/user_ldap/lib/Group_LDAP.php
@@ -828,7 +828,7 @@ public function usersInGroup($gid, $search = '', $limit = -1, $offset = 0) {
 			if($isMemberUid) {
 				//we got uids, need to get their DNs to 'translate' them to user names
 				$filter = $this->access->combineFilterWithAnd(array(
-					str_replace('%uid', $member, $this->access->connection->ldapLoginFilter),
+					str_replace('%uid', trim($member), $this->access->connection->ldapLoginFilter),
 					$this->access->getFilterPartForUserSearch($search)
 				));
 				$ldap_users = $this->access->fetchListOfUsers($filter, $attrs, 1);