diff --git a/manage-lxc-vm-notes.sh b/manage-lxc-vm-notes.sh
index 595701f..98eed5a 100755
--- a/manage-lxc-vm-notes.sh
+++ b/manage-lxc-vm-notes.sh
@@ -102,7 +102,7 @@ collect_lxc_summary() {
     ) | tr " " "\n" \
       | grep "^192\\.168\\.1\\." \
       | cut -d/ -f1 \
-      | awk -F. '{ if ($4>0 && $4<255) print }' \
+      | awk -F. "{ if (\\$4>0 && \\$4<255) print }" \
       | sort -u | tr "\n" " " | sed "s/ *$//"' 2>/dev/null || true)
   # Tailcale check
   ts_issue=$(check_lxc_tailscale_issue "$vmid")