diff --git a/src/bind.c b/src/bind.c
index 43b8c59..53e123d 100644
--- a/src/bind.c
+++ b/src/bind.c
@@ -267,7 +267,7 @@ gt_bind(int argc, char **argv)
                     }
                     break;
                 case CTL_MTU:
-                    mud_set_mtu(mud, (size_t)req.mtu);
+                    mud_set_mtu(mud, req.mtu);
                     mtu = gt_setup_mtu(mud, tun_name);
                     res.mtu = mtu;
                     break;
@@ -275,12 +275,16 @@ gt_bind(int argc, char **argv)
                     if (mud_set_tc(mud, req.tc))
                         res.ret = errno;
                     break;
+                case CTL_KXTIMEOUT:
+                    if (mud_set_keyx_timeout(mud, req.ms))
+                        res.ret = errno;
+                    break;
                 case CTL_TIMEOUT:
-                    if (mud_set_send_timeout(mud, req.timeout))
+                    if (mud_set_send_timeout(mud, req.ms))
                         res.ret = errno;
                     break;
                 case CTL_TIMETOLERANCE:
-                    if (mud_set_time_tolerance(mud, req.timetolerance))
+                    if (mud_set_time_tolerance(mud, req.ms))
                         res.ret = errno;
                     break;
                 case CTL_STATUS:
diff --git a/src/ctl.h b/src/ctl.h
index 2203a9d..bcac6b5 100644
--- a/src/ctl.h
+++ b/src/ctl.h
@@ -10,6 +10,7 @@ enum ctl_type {
     CTL_STATUS,
     CTL_MTU,
     CTL_TC,
+    CTL_KXTIMEOUT,
     CTL_TIMEOUT,
     CTL_TIMETOLERANCE,
     CTL_PATH_STATUS,
@@ -30,10 +31,9 @@ struct ctl_msg {
             struct sockaddr_storage bind;
             struct sockaddr_storage peer;
         } status;
-        int mtu;
+        size_t mtu;
         int tc;
-        unsigned long timeout;
-        unsigned long timetolerance;
+        unsigned long ms;
     };
 };
 
diff --git a/src/set.c b/src/set.c
index ae00586..638ae41 100644
--- a/src/set.c
+++ b/src/set.c
@@ -22,17 +22,35 @@ gt_set_mtu(int fd, size_t mtu)
         return 1;
     }
 
-    printf("mtu set to %i\n", res.mtu);
+    printf("mtu set to %zu\n", res.mtu);
 
     return 0;
 }
 
 static int
-gt_set_timeout(int fd, unsigned long timeout)
+gt_set_kxtimeout(int fd, unsigned long ms)
+{
+    struct ctl_msg res, req = {
+        .type = CTL_KXTIMEOUT,
+        .ms = ms,
+    };
+
+    int ret = ctl_reply(fd, &res, &req);
+
+    if (ret) {
+        perror("set kxtimeout");
+        return 1;
+    }
+
+    return 0;
+}
+
+static int
+gt_set_timeout(int fd, unsigned long ms)
 {
     struct ctl_msg res, req = {
         .type = CTL_TIMEOUT,
-        .timeout = timeout,
+        .ms = ms,
     };
 
     int ret = ctl_reply(fd, &res, &req);
@@ -46,11 +64,11 @@ gt_set_timeout(int fd, unsigned long timeout)
 }
 
 static int
-gt_set_timetolerance(int fd, unsigned long timetolerance)
+gt_set_timetolerance(int fd, unsigned long ms)
 {
     struct ctl_msg res, req = {
         .type = CTL_TIMETOLERANCE,
-        .timetolerance = timetolerance,
+        .ms = ms,
     };
 
     int ret = ctl_reply(fd, &res, &req);
@@ -113,13 +131,15 @@ gt_set(int argc, char **argv)
     const char *dev = NULL;
     size_t mtu;
     int tc;
-    unsigned long timetolerance;
+    unsigned long kxtimeout;
     unsigned long timeout;
+    unsigned long timetolerance;
 
     struct argz pathz[] = {
         {"dev", "NAME", &dev, argz_str},
         {"mtu", "BYTES", &mtu, argz_bytes},
         {"tc", "CS|AF|EF", &tc, gt_argz_tc},
+        {"kxtimeout", "SECONDS", &kxtimeout, argz_time},
         {"timeout", "SECONDS", &timeout, argz_time},
         {"timetolerance", "SECONDS", &timetolerance, argz_time},
         {NULL}};
@@ -142,6 +162,9 @@ gt_set(int argc, char **argv)
     if (argz_is_set(pathz, "tc"))
         ret |= gt_set_tc(fd, tc);
 
+    if (argz_is_set(pathz, "kxtimeout"))
+        ret |= gt_set_kxtimeout(fd, kxtimeout);
+
     if (argz_is_set(pathz, "timeout"))
         ret |= gt_set_timeout(fd, timeout);