diff --git a/rootfs/root/docker/setup/05-custom.sh b/rootfs/root/docker/setup/05-custom.sh
index 5cced2a..c977883 100755
--- a/rootfs/root/docker/setup/05-custom.sh
+++ b/rootfs/root/docker/setup/05-custom.sh
@@ -24,7 +24,7 @@ set -o pipefail
 # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 # Set env variables
 exitCode=0
-
+export HOSTNAME=webmin.internal
 # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 # Predifined actions