diff --git a/docker-mods.v3 b/docker-mods.v3
index 61657b8..55cbb71 100755
--- a/docker-mods.v3
+++ b/docker-mods.v3
@@ -480,12 +480,27 @@ if [[ -z ${LSIO_READ_ONLY_FS} ]] && [[ -z ${LSIO_NON_ROOT_USER} ]]; then
         curl_check
         run_mods
     fi
-
-else
+elif [[ -n ${LSIO_READ_ONLY_FS} ]]; then
 echo "╔═════════════════════════════════════════════════════════════════════════╗
 ║                                                                         ║
-║     You are running this container read-only or as a non-root user:     ║
+║                You are running this container read-only:                ║
 ║   UMASK, custom services, & docker mod functionality will be disabled   ║
 ║                                                                         ║
 ╚═════════════════════════════════════════════════════════════════════════╝"
+elif [[ -n ${LSIO_NON_ROOT_USER} ]]; then
+echo "╔═════════════════════════════════════════════════════════════════════════╗
+║                                                                         ║
+║           You are running this container as a non-root user:            ║
+║   UMASK, custom services, & docker mod functionality will be disabled   ║
+║      and the PUID/PGID environment variables will have no effect.       ║
+║                                                                         ║
+╚═════════════════════════════════════════════════════════════════════════╝"
+else
+echo "╔═════════════════════════════════════════════════════════════════════════╗
+║                                                                         ║
+║    You are running this container read-only and as a non-root user:     ║
+║              This combination of settings is not supported              ║
+║                  and may result in unwanted behaviour.                  ║
+║                                                                         ║
+╚═════════════════════════════════════════════════════════════════════════╝"
 fi