diff --git a/bin/pattyd.c b/bin/pattyd.c
index fd7160a..dfeb53d 100644
--- a/bin/pattyd.c
+++ b/bin/pattyd.c
@@ -124,6 +124,8 @@ static int handle_if(struct context *ctx,
         if (isatty(fd) && (pty = ptsname(fd)) != NULL) {
             printf("if %s pty %s\n",
                 patty_ax25_if_name(iface), pty);
+
+            fflush(stdout);
         }
     }