diff --git a/mods/hostname/modscript b/mods/hostname/modscript
index 5a06139..85e45a1 100755
--- a/mods/hostname/modscript
+++ b/mods/hostname/modscript
@@ -1,2 +1,3 @@
 #!/bin/bash
+set -e
 echo "$(head -c4 </dev/urandom|xxd -p -u)" >"$1/etc/hostname"
\ No newline at end of file