diff --git a/usr.sbin/sa/Makefile b/usr.sbin/sa/Makefile
index 2f9537a076ae..994e0dd3bd0d 100644
--- a/usr.sbin/sa/Makefile
+++ b/usr.sbin/sa/Makefile
@@ -4,6 +4,6 @@ PROG=	sa
 MAN=	sa.8
 SRCS=	main.c pdb.c usrdb.c
 
-WARNS?=	4
+WARNS?=	6
 
 .include <bsd.prog.mk>
diff --git a/usr.sbin/sa/main.c b/usr.sbin/sa/main.c
index fe7de23f770a..5dc4506385f5 100644
--- a/usr.sbin/sa/main.c
+++ b/usr.sbin/sa/main.c
@@ -372,8 +372,7 @@ acct_load(pn, wr)
 }
 
 static u_quad_t
-decode_comp_t(comp)
-	comp_t comp;
+decode_comp_t(comp_t comp)
 {
 	u_quad_t rv;