diff --git a/include/nuttx/net/net.h b/include/nuttx/net/net.h
index 0d1f230de8d..1efa774e62d 100644
--- a/include/nuttx/net/net.h
+++ b/include/nuttx/net/net.h
@@ -520,7 +520,7 @@ void net_releaselist(FAR struct socketlist *list);
  *   Given a socket descriptor, return the underlying socket structure.
  *
  * Input Parameters:
- *   sockfd - The socket descriptor index o use.
+ *   sockfd - The socket descriptor index to use.
  *
  * Returned Value:
  *   On success, a reference to the socket structure associated with the
diff --git a/net/socket/net_sockets.c b/net/socket/net_sockets.c
index 0e8b8a34bae..9f9d47099b5 100644
--- a/net/socket/net_sockets.c
+++ b/net/socket/net_sockets.c
@@ -255,7 +255,7 @@ void sockfd_release(int sockfd)
  *   Given a socket descriptor, return the underlying socket structure.
  *
  * Input Parameters:
- *   sockfd - The socket descriptor index o use.
+ *   sockfd - The socket descriptor index to use.
  *
  * Returned Value:
  *   On success, a reference to the socket structure associated with the
diff --git a/net/socket/socket.h b/net/socket/socket.h
index 33e4bb99fcf..4359c1cc76b 100644
--- a/net/socket/socket.h
+++ b/net/socket/socket.h
@@ -211,7 +211,7 @@ void sockfd_release(int sockfd);
  *   Given a socket descriptor, return the underlying socket structure.
  *
  * Input Parameters:
- *   sockfd - The socket descriptor index o use.
+ *   sockfd - The socket descriptor index to use.
  *
  * Returned Value:
  *   On success, a reference to the socket structure associated with the