diff --git a/features/lwipstack/LWIPStack.cpp b/features/lwipstack/LWIPStack.cpp
index 9aeab5011be..1ad2e1b65ea 100644
--- a/features/lwipstack/LWIPStack.cpp
+++ b/features/lwipstack/LWIPStack.cpp
@@ -514,11 +514,11 @@ nsapi_error_t LWIP::setsockopt(nsapi_socket_t handle, int level, int optname, co
             if (optlen > NSAPI_INTERFACE_NAME_MAX_SIZE) {
                 return NSAPI_ERROR_UNSUPPORTED;
             }
-
+#if LWIP_TCP
             if (NETCONNTYPE_GROUP(s->conn->type) == NETCONN_TCP) {
                 s->conn->pcb.tcp->interface_name = (const char *)optval;
             }
-
+#endif
             if (NETCONNTYPE_GROUP(s->conn->type) == NETCONN_UDP) {
                 s->conn->pcb.udp->interface_name = (const char *)optval;
             }