diff --git a/rootfs/etc/default/dropbear b/rootfs/etc/default/dropbear
new file mode 100644
index 0000000..840dc62
--- /dev/null
+++ b/rootfs/etc/default/dropbear
@@ -0,0 +1,2 @@
+# Disallow root logins by default
+DROPBEAR_EXTRA_ARGS=" -B"