diff --git a/security/uvscan-dat/pkg-message b/security/uvscan-dat/pkg-message
new file mode 100644
index 000000000000..65592d117852
--- /dev/null
+++ b/security/uvscan-dat/pkg-message
@@ -0,0 +1,3 @@
+NOTE: The update_dat script is useful for automatically downloading
+the latest version of the virus definitions without waiting for the
+port to be updated.