diff --git a/src/openvpn/dco.c b/src/openvpn/dco.c
index 308578b4703..3615bab27b3 100644
--- a/src/openvpn/dco.c
+++ b/src/openvpn/dco.c
@@ -511,7 +511,7 @@ dco_multi_get_localaddr(struct multi_context *m, struct multi_instance *mi,
 #if ENABLE_IP_PKTINFO
     struct context *c = &mi->context;
 
-    if (!(c->options.sockflags & SF_USE_IP_PKTINFO))
+    if (!proto_is_udp(c->c2.link_socket->info.proto) || !(c->options.sockflags & SF_USE_IP_PKTINFO))
     {
         return false;
     }