diff --git a/openup b/openup
index e3f5182..6c4661e 100755
--- a/openup
+++ b/openup
@@ -22,15 +22,14 @@
 # extend usage() with doc from web
 
 ### user defined variables
-#OPENUP_URL='https://stable.mtier.org/openup'
-OPENUP_URL='https://www.bsdfrog.org/tmp/openup'
+OPENUP_URL='https://stable.mtier.org/openup'
 PKG_CERT_URL='https://stable.mtier.org/mtier.cert'
 PKG_CERT_REGEX='M:Tier Ltd. OpenBSD Stable Updates'
 ### end of user defined variables
 
 # do not change this!!!
 OPENUP_VERSION=0
-OPENUP_MINREL=5.3
+OPENUP_MINREL=53
 
 error() {
 	echo -n "*** ERROR: $@"
@@ -47,7 +46,7 @@ check_unsup() {
 		exit 1
 	fi
 
-	if [ "${version}" -lt ${OPENUP_MINREL} ]; then
+	if [ "$(echo ${version} | tr -d '.')" -lt "${OPENUP_MINREL}" ]; then
 		error "XXX release ${version} is a no-no (non-fatal)"
 	fi
 }
@@ -70,7 +69,7 @@ get_cert() {
 	fi
 
 	echo "===> Installing certificate"
-	[[ -n ${DRYRUN} ]] || cat /tmp/mtier.cert >>/etc/ssl/pkgca.pem
+	[[ -z ${DRYRUN} ]] && cat ${_CERT} >>/etc/ssl/pkgca.pem
 	[ $? -eq 0 ] && echo "successfully added certificate to /etc/ssl/pkgca.pem"
 	rm -f ${_CERT}
 }
@@ -82,14 +81,15 @@ update_self() {
 	_F=$(mktemp -p ${TMPDIR:=/tmp} pkg_cert.XXXXXXXXXX) || exit 1
 	ftp -Vo ${_F} ${OPENUP_URL}
 	if [ $? -ne 0 ]; then
-		error "XXX could not check for upenup update; it's a no-no (non-fatal)"
+		error "XXX could not check for openup update; it's a no-no (non-fatal)"
+		return 1
 	fi
 
 	_N=$(grep -Eo '^OPENUP_VERSION=.*' ${_F} | awk -F '=' '{ print $2 }')
 	[[ -n "${_N}" ]] && \
 		if [ "${OPENUP_VERSION}" -lt "${_N}" ]; then
 			echo "===> Updating openup(8) from version ${OPENUP_VERSION} to version ${_N}"
-			[[ -n "${DRYRUN}" ]] || cat ${_F} >${MEESA}
+			[[ -z "${DRYRUN}" ]] && cat ${_F} >${MEESA}
 			[ $? -eq 0 ] && \
 				rm -f ${_F}
 				echo "successfully updated openup(8) to version ${_N}, restarting myself" && \