diff --git a/manager/config.lua b/manager/config.lua
index c269ed7..8d54f1a 100644
--- a/manager/config.lua
+++ b/manager/config.lua
@@ -34,7 +34,7 @@ C.COMPOST_INTERVAL  = 3
 C.ALERT_INTERVAL    = 15
 C.CACHE_FILE        = _configPath(".inventory_cache")
 C.SMELTER_MONITOR_SIDE = "top"
-C.BILLBOARD_MONITOR     = ""        -- network name e.g. "monitor_0"; empty = disabled
+C.BILLBOARD_MONITOR     = ""        -- network name e.g. "monitor_0"; auto-detects if empty
 C.BILLBOARD_TOP_ITEMS   = 20        -- max items in billboard bar chart
 C.DISABLED_RECIPES_FILE = _configPath(".disabled_recipes")