1 files changed, 1 insertions, 0 deletions

diff --git a/src/lib/libc/net/rcmd.c b/src/lib/libc/net/rcmd.c
index 28420d20eb..643604f3b3 100644
--- a/src/lib/libc/net/rcmd.c
+++ b/src/lib/libc/net/rcmd.c
@@ -235,6 +235,7 @@ rresvport(alport)
                 (void)close(s);
                 return (-1);
         }
+        sin.sin_port = 0;
         if (bindresvport(s, &sin) == -1) {
                 (void)close(s);
                 return (-1);