diff --git a/uftpd.cfg b/uftpd.cfg
index ebb1987..831015d 100755
--- a/uftpd.cfg
+++ b/uftpd.cfg
@@ -71,3 +71,8 @@ USER_NAME_OWNER_1 = www-data
 USER_2 = anotherUsername
 PASSWORD_2 = anotherPassowrd
 HOME_2 = /
+
+#blocked user that are not allowed to login
+BLOCK_USER_0 = user1
+BLOCK_USER_1 = user2
+BLOCK_USER_2 = user3