diff --git a/sys/kern/kern_time.c b/sys/kern/kern_time.c
index d82555c01c1..77a4f76a8ee 100644
--- a/sys/kern/kern_time.c
+++ b/sys/kern/kern_time.c
@@ -36,6 +36,7 @@ __FBSDID("$FreeBSD$");
 
 #include <sys/param.h>
 #include <sys/systm.h>
+#include <sys/limits.h>
 #include <sys/lock.h>
 #include <sys/mutex.h>
 #include <sys/sysproto.h>