diff --git a/README.md b/README.md
index 48fbd32..3d4ab68 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ This mod adds a global variable named `HotMetals`. Add things to it to add suppo
 It has the following properties.
 
 ### `items`
-Add an item name as string or a table with `name` and optional `spoilTicks` and `iconFolder`. The icon file will be `iconFolder .. "hot-" .. itemName .. ".png"`.
+Add an item name as string or a table with `name` and optional `spoilTicks` and `iconFolder`. The icon file will be `iconFolder .. "hot-" .. itemName .. ".png"`. If you need more control over the icons, provide a table `icons` instead of `iconFolder`.
 
 ### `craftingCategories`
 A table containing all supported crafting categories. This mod uses a white list to prevent unwanted categories by default. Only categories used by smelting buildings like the furnace and the foundry should be added.
diff --git a/hot-metals/prototypes/hot-metals.lua b/hot-metals/prototypes/hot-metals.lua
index 95e6ceb..5c6fc58 100644
--- a/hot-metals/prototypes/hot-metals.lua
+++ b/hot-metals/prototypes/hot-metals.lua
@@ -15,7 +15,11 @@ function createHotVariant(item)
     local hotItem = table.deepcopy(data.raw.item[itemName])
     hotItem.name = "hot-" .. itemName
     hotItem.localised_name = { "", { "item-name.hot" }, " ", { "item-name." .. itemName } }
-    hotItem.icon = iconFolder .. "hot-" .. itemName .. ".png"
+    if (item.icons) then
+        hotItem.icons = item.icons
+    else
+        hotItem.icon = iconFolder .. "hot-" .. itemName .. ".png"
+    end
     hotItem.order = hotItem.order .. "-hot"
     hotItem.spoil_result = itemName
     hotItem.spoil_ticks = spoilTicks