diff --git a/kill.1 b/kill.1
index 1cc2b1a..dd6e1bf 100644
--- a/kill.1
+++ b/kill.1
@@ -21,7 +21,7 @@
 by default sends a
 .I TERM
 signal to the given processes.
-.SH OPTIONS
+.Sh OPTIONS
 .Bl -tag -width Ds
 .It Fl s Ar signal_name
 A symbolic signal name specifying the signal to be sent instead