diff --git a/mods/nodes/init.lua b/mods/nodes/init.lua
index 19b7251..f7cb2a5 100644
--- a/mods/nodes/init.lua
+++ b/mods/nodes/init.lua
@@ -1440,13 +1440,7 @@ for _, names in ipairs({
 					itemstack:add_item(name)
 					return itemstack
 				end
-				local inv = clicker:get_inventory()
-				-- prevent stacking of tools, but not nexus blocks.
-				if name == "boxes:nexus" then
-					inv:add_item("main", name)
-				elseif not inv:contains_item("main", name) then
-					inv:add_item("main", name)
-				end
+				clicker:get_inventory():add_item("main", name)
 			end
 			return itemstack
 		end,