diff --git a/net/udp/udp_psock_sendto_buffered.c b/net/udp/udp_psock_sendto_buffered.c
index 0705787db0..f95467a575 100644
--- a/net/udp/udp_psock_sendto_buffered.c
+++ b/net/udp/udp_psock_sendto_buffered.c
@@ -168,7 +168,7 @@ static void sendto_writebuffer_release(FAR struct socket *psock,
           psock->s_sndcb->event = NULL;
           wrb = NULL;
 
-#ifdef CONFIG_TCP_NOTIFIER
+#ifdef CONFIG_UDP_NOTIFIER
           /* Notify any waiters that the write buffers have been drained. */
 
           udp_writebuffer_signal(conn);