diff --git a/mail/squirrelmail-change_ldappass-plugin/Makefile b/mail/squirrelmail-change_ldappass-plugin/Makefile
index 07ad73b8b47e..5f7a99879db0 100644
--- a/mail/squirrelmail-change_ldappass-plugin/Makefile
+++ b/mail/squirrelmail-change_ldappass-plugin/Makefile
@@ -19,4 +19,4 @@ USE_GENERIC_PKGMESSAGE=	yes
 
 .include <bsd.port.pre.mk>
 .include "${.CURDIR}/../squirrelmail/bsd.squirrelmail.mk"
-.include <bsd.port.mk>
+.include <bsd.port.post.mk>