diff --git a/modules/openstack_project/files/log_archive_maintenance.sh b/modules/openstack_project/files/log_archive_maintenance.sh
index 58598a45a8..bce2f30320 100644
--- a/modules/openstack_project/files/log_archive_maintenance.sh
+++ b/modules/openstack_project/files/log_archive_maintenance.sh
@@ -3,8 +3,9 @@ sleep $((RANDOM%600)) && \
 flock -n /var/run/gziplogs.lock \
 find /srv/static/logs/ -depth \
     \( \
-      \( -type f -not -name robots.txt -not -name \*.gz \
+      \( -type f -not -name robots.txt \
           -not -wholename /srv/static/logs/help/\* \
+          -not -name \*\[.-\]gz -not -name \*\[._-\]\[zZ\] \
           \( -name \*.txt -or -name \*.html -or -name tmp\* \) \
           -exec gzip \{\} \; \) \
       -o \( -type f -mtime +183 -name \*.gz -execdir rm \{\} \; \) \