diff --git a/mud b/mud
index eab4cdb..f67a5b4 160000
--- a/mud
+++ b/mud
@@ -1 +1 @@
-Subproject commit eab4cdb1ad758f4f9d0b9eeb578a6bbc3bd4420b
+Subproject commit f67a5b4fed0208fcffe8502473099c70b685342f
diff --git a/src/bind.c b/src/bind.c
index 992eb6f..0f98ca7 100644
--- a/src/bind.c
+++ b/src/bind.c
@@ -207,7 +207,7 @@ gt_bind(int argc, char **argv)
     unsigned char buf[4096];
 
     while (!gt_quit) {
-        unsigned long send_wait = mud_send_wait(mud);
+        long send_wait = mud_send_wait(mud);
 
         if (send_wait) {
             FD_CLR(tun_fd, &rfds);
@@ -223,7 +223,7 @@ gt_bind(int argc, char **argv)
             .tv_usec = send_wait,
         };
 
-        const int ret = select(last_fd, &rfds, NULL, NULL, send_wait ? &tv : NULL);
+        const int ret = select(last_fd, &rfds, NULL, NULL, send_wait > 0 ? &tv : NULL);
 
         if (ret == -1) {
             if (errno == EBADF) {