diff --git a/autocrafter.lua b/autocrafter.lua
index ba62c79..a28faec 100644
--- a/autocrafter.lua
+++ b/autocrafter.lua
@@ -11,6 +11,7 @@ function autocraft(inventory)
 	local input=inventory:get_list("input")
 	if result.item:is_empty() then return end
 	result=result.item
+	if not inventory:room_for_item("dst", result) then return end
 	local to_use={}
 	for _,item in ipairs(recipe) do
 		if item~=nil and not item:is_empty() then
@@ -77,4 +78,4 @@ minetest.register_abm({nodenames={"pipeworks:autocrafter"},interval=1,chance=1,
 				local meta=minetest.env:get_meta(pos)
 				local inv=meta:get_inventory()
 				autocraft(inv)
-			end})
\ No newline at end of file
+			end})