diff --git a/templates/pam/template b/templates/pam/template
index 35ca28b4efd..04f098c42f5 100644
--- a/templates/pam/template
+++ b/templates/pam/template
@@ -30,4 +30,6 @@ Add_dependency build flex
 post_install()
 {
 	rm -rf ${DESTDIR}/var
+	# Fix unix_chkpwd perms.
+	chmod 4755 ${DESTDIR}/sbin/unix_chkpwd
 }