diff --git a/net/udp/udp_conn.c b/net/udp/udp_conn.c
index 00bd63b92c..243d3afed3 100644
--- a/net/udp/udp_conn.c
+++ b/net/udp/udp_conn.c
@@ -486,7 +486,7 @@ FAR struct udp_conn_s *udp_alloc(uint8_t domain)
       conn->lport  = 0;
       conn->ttl    = IP_TTL;
 
-#ifdef CONFIG_NET_TCP_WRITE_BUFFERS
+#ifdef CONFIG_NET_UDP_WRITE_BUFFERS
       /* Initialize the write buffer lists */
 
       sq_init(&conn->write_q);
diff --git a/net/udp/udp_send.c b/net/udp/udp_send.c
index 26943f2da3..0413f13b35 100644
--- a/net/udp/udp_send.c
+++ b/net/udp/udp_send.c
@@ -114,7 +114,7 @@ void udp_send(FAR struct net_driver_s *dev, FAR struct udp_conn_s *conn)
            ip6_is_ipv4addr((FAR struct in6_addr *)conn->u.ipv6.raddr)))
 #endif
         {
-          /* Get pointers to the IPv4 header and the offset TCP header */
+          /* Get pointers to the IPv4 header and the offset UDP header */
 
           FAR struct ipv4_hdr_s *ipv4 = IPv4BUF;
 
@@ -176,7 +176,7 @@ void udp_send(FAR struct net_driver_s *dev, FAR struct udp_conn_s *conn)
       else
 #endif
         {
-          /* Get pointers to the IPv6 header and the offset TCP header */
+          /* Get pointers to the IPv6 header and the offset UDP header */
 
           FAR struct ipv6_hdr_s *ipv6 = IPv6BUF;