diff --git a/functions.lua b/functions.lua
index 2bcf56c..213189f 100644
--- a/functions.lua
+++ b/functions.lua
@@ -800,6 +800,7 @@ local rotate = function(digtron_id, axis, player_name)
 			for _, removed_pos in ipairs(removed) do
 				minetest.check_for_falling(removed_pos)
 			end
+			invalidate_layout_cache(digtron_id)
 		end
 		return true
 	else
diff --git a/inventories.lua b/inventories.lua
index b902a7b..7704620 100644
--- a/inventories.lua
+++ b/inventories.lua
@@ -113,7 +113,8 @@ local get_predictive_inventory = function(digtron_id)
 	local existing = predictive_inventory[digtron_id]
 	if existing then return existing end
 	
-	local predictive_inv = minetest.create_detached_inventory("digtron_predictive_"..digtron_id, detached_inventory_callbacks)
+	-- Using digtron_id as the player_name parameter to prevent this from being sent on the network to anyone real.
+	local predictive_inv = minetest.create_detached_inventory("digtron_predictive_"..digtron_id, detached_inventory_callbacks, digtron_id)
 	predictive_inventory[digtron_id] = predictive_inv
 	local source_inv = retrieve_inventory(digtron_id)