diff --git a/usr.bin/mail/Makefile b/usr.bin/mail/Makefile
index 491d06f97c5..5fa455b19d3 100644
--- a/usr.bin/mail/Makefile
+++ b/usr.bin/mail/Makefile
@@ -2,9 +2,9 @@
 # $FreeBSD$
 
 PROG=	mail
-SRCS=	version.c aux.c cmd1.c cmd2.c cmd3.c cmdtab.c collect.c edit.c fio.c \
+SRCS=	version.c cmd1.c cmd2.c cmd3.c cmdtab.c collect.c edit.c fio.c \
 	getname.c head.c v7.local.c lex.c list.c main.c names.c popen.c \
-	quit.c send.c strings.c temp.c tty.c vars.c
+	quit.c send.c strings.c temp.c tty.c util.c vars.c
 FILES=	mail.help mail.tildehelp
 FILESDIR=	${SHAREDIR}/misc
 EFILES=	mail.rc
diff --git a/usr.bin/mail/aux.c b/usr.bin/mail/util.c
similarity index 100%
rename from usr.bin/mail/aux.c
rename to usr.bin/mail/util.c