diff --git a/src/openvpn/options.c b/src/openvpn/options.c
index b1962ca4..3ebf033d 100644
--- a/src/openvpn/options.c
+++ b/src/openvpn/options.c
@@ -3645,7 +3645,6 @@ calc_options_string_link_mtu(const struct options *o, const struct frame *frame)
  * --dev tun|tap [unit number need not match]
  * --dev-type tun|tap
  * --link-mtu
- * --udp-mtu
  * --tun-mtu
  * --proto udp
  * --proto tcp-client [matched with --proto tcp-server
@@ -6007,7 +6006,7 @@ add_option(struct options *options,
             goto err;
         }
     }
-    else if ((streq(p[0], "link-mtu") || streq(p[0], "udp-mtu")) && p[1] && !p[2])
+    else if (streq(p[0], "link-mtu") && p[1] && !p[2])
     {
         VERIFY_PERMISSION(OPT_P_MTU|OPT_P_CONNECTION);
         options->ce.link_mtu = positive_atoi(p[1]);