diff --git a/manager/config.lua b/manager/config.lua
index 43ea386..e01619b 100644
--- a/manager/config.lua
+++ b/manager/config.lua
@@ -53,6 +53,10 @@ C.COMPOST_RESERVE    = 128
 C.COMPOST_DROPPER    = "minecraft:dropper_10"
 C.COMPOST_HOPPER     = "minecraft:hopper_0"
 
+-- Collection hoppers: periodically emptied into storage (e.g. egg spawner, mob farm)
+C.COLLECTION_HOPPERS  = { "minecraft:hopper_1" }
+C.COLLECTION_INTERVAL = 3            -- seconds between hopper collection
+
 -- Stock limits / auto-discard (overridable via config file)
 C.TRASH_DROPPERS     = {             -- droppers facing lava/void for destroying excess items
     "minecraft:dropper_11",
@@ -129,6 +133,8 @@ function C.loadConfig()
     if cfg.compostReserve     then C.COMPOST_RESERVE      = cfg.compostReserve     end
     if cfg.compostDropper     then C.COMPOST_DROPPER      = cfg.compostDropper     end
     if cfg.compostHopper      then C.COMPOST_HOPPER       = cfg.compostHopper      end
+    if cfg.collectionHoppers  then C.COLLECTION_HOPPERS   = cfg.collectionHoppers  end
+    if cfg.collectionInterval then C.COLLECTION_INTERVAL  = cfg.collectionInterval end
     if cfg.trashDroppers      then C.TRASH_DROPPERS       = cfg.trashDroppers      end
     if cfg.discardInterval    then C.DISCARD_INTERVAL     = cfg.discardInterval    end
     if cfg.autoCraftInterval   then C.AUTO_CRAFT_INTERVAL  = cfg.autoCraftInterval  end