diff --git a/nagios/check_gitea_version.sh b/nagios/check_gitea_version.sh
index b4f1c35..f2e1ccc 100755
--- a/nagios/check_gitea_version.sh
+++ b/nagios/check_gitea_version.sh
@@ -8,7 +8,7 @@ set -e
 
 # note: some local problems with IPv4, the quickest way was to force IPv6.
 LOCAL_VERSION="$( wget -6 -O - -q "https://$( hostname -f )/api/v1/version" | sed -n 's/{"version":"\([^"]\+\)"}/\1/p' )"
-UPSTREAM_VERSION="$( wget -q -O - "https://dl.gitea.io/gitea/" | egrep -- '<a href="/gitea/[0-9]+\.[0-9]+\.[0-9]+/"' | egrep -o "[0-9]+\.[0-9]+\.[0-9]+" | sort --version-sort | tail -n 1 )"
+UPSTREAM_VERSION="$( wget -q -O - "https://dl.gitea.io/gitea/" | egrep -o -- '<a href="/gitea/[0-9]+\.[0-9]+\.[0-9]+/"' | egrep -o "[0-9]+\.[0-9]+\.[0-9]+" | sort --version-sort | tail -n 1 )"
 
 if [ "$UPSTREAM_VERSION" = "$LOCAL_VERSION" ]; then
 	echo "OK ($LOCAL_VERSION / $UPSTREAM_VERSION)"