diff --git a/loot_chests.lua b/loot_chests.lua
index baf6250..057c559 100644
--- a/loot_chests.lua
+++ b/loot_chests.lua
@@ -45,6 +45,10 @@ minetest.register_lbm({
                 --
                 local item_def = Everness.loot_chest.default[rand:next(1, #Everness.loot_chest.default)]
 
+                if not minetest.registered_items[item_def.name] then
+                    return
+                end
+
                 if rand:next(0, 100) <= item_def.chance then
                     local stack = ItemStack(item_def.name)
 
@@ -62,6 +66,10 @@ minetest.register_lbm({
                 --
                 local item_def = Everness.loot_chest.default[rand:next(1, #Everness.loot_chest.default)]
 
+                if not minetest.registered_items[item_def.name] then
+                    return
+                end
+
                 if rand:next(0, 100) <= item_def.chance then
                     local stack = ItemStack(item_def.name)
 
@@ -79,6 +87,10 @@ minetest.register_lbm({
                 --
                 local item_def = Everness.loot_chest.default[rand:next(1, #Everness.loot_chest.default)]
 
+                if not minetest.registered_items[item_def.name] then
+                    return
+                end
+
                 if rand:next(0, 100) <= item_def.chance then
                     local stack = ItemStack(item_def.name)
 
@@ -96,6 +108,10 @@ minetest.register_lbm({
                 --
                 local item_def = Everness.loot_chest.default[rand:next(1, #Everness.loot_chest.default)]
 
+                if not minetest.registered_items[item_def.name] then
+                    return
+                end
+
                 if rand:next(0, 100) <= item_def.chance then
                     local stack = ItemStack(item_def.name)
 
@@ -113,6 +129,10 @@ minetest.register_lbm({
                 --
                 local item_def = Everness.loot_chest.default[rand:next(1, #Everness.loot_chest.default)]
 
+                if not minetest.registered_items[item_def.name] then
+                    return
+                end
+
                 if rand:next(0, 100) <= item_def.chance then
                     local stack = ItemStack(item_def.name)
 
@@ -130,6 +150,10 @@ minetest.register_lbm({
                 --
                 local item_def = Everness.loot_chest.default[rand:next(1, #Everness.loot_chest.default)]
 
+                if not minetest.registered_items[item_def.name] then
+                    return
+                end
+
                 if rand:next(0, 100) <= item_def.chance then
                     local stack = ItemStack(item_def.name)
 
@@ -147,6 +171,10 @@ minetest.register_lbm({
                 --
                 local item_def = Everness.loot_chest.default[rand:next(1, #Everness.loot_chest.default)]
 
+                if not minetest.registered_items[item_def.name] then
+                    return
+                end
+
                 if rand:next(0, 100) <= item_def.chance then
                     local stack = ItemStack(item_def.name)
 
@@ -164,6 +192,10 @@ minetest.register_lbm({
                 --
                 local item_def = Everness.loot_chest.default[rand:next(1, #Everness.loot_chest.default)]
 
+                if not minetest.registered_items[item_def.name] then
+                    return
+                end
+
                 if rand:next(0, 100) <= item_def.chance then
                     local stack = ItemStack(item_def.name)
 
@@ -181,6 +213,10 @@ minetest.register_lbm({
                 --
                 local item_def = Everness.loot_chest.default[rand:next(1, #Everness.loot_chest.default)]
 
+                if not minetest.registered_items[item_def.name] then
+                    return
+                end
+
                 if rand:next(0, 100) <= item_def.chance then
                     local stack = ItemStack(item_def.name)
 
@@ -198,6 +234,10 @@ minetest.register_lbm({
                 --
                 local item_def = Everness.loot_chest.default[rand:next(1, #Everness.loot_chest.default)]
 
+                if not minetest.registered_items[item_def.name] then
+                    return
+                end
+
                 if rand:next(0, 100) <= item_def.chance then
                     local stack = ItemStack(item_def.name)