diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureSmelterBasic.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureSmelterBasic.kt
index 731fa5f19..eae20d2c2 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureSmelterBasic.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureSmelterBasic.kt
@@ -250,7 +250,7 @@ class FixtureSmelterBasic : FixtureBase, CraftingStation {
 
         // roast items
         if (oreItem != null &&
-            fuelCaloriesNow > 0f &&
+            temperature > 0f &&
             oreItemProp?.smeltingProduct != null &&
             (productItem == null || oreItemProp.smeltingProduct == productItem!!.itm)
         ) {