diff --git a/lib/libc/sys/reboot.2 b/lib/libc/sys/reboot.2
index f5571ae76b2..caaba5848bc 100644
--- a/lib/libc/sys/reboot.2
+++ b/lib/libc/sys/reboot.2
@@ -82,7 +82,7 @@ Dump kernel memory before rebooting; see
 .Xr savecore 8
 for more information.
 .It Dv RB_HALT
-the processor is simply halted; no reboot takes place.
+The processor is simply halted; no reboot takes place.
 This option should be used with caution.
 .It Dv RB_POWEROFF
 After halting, the shutdown code will do what it can to turn