diff --git a/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/AlloyingCategory.java b/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/AlloyingCategory.java
index 3fcf6c6e..b6a4170f 100644
--- a/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/AlloyingCategory.java
+++ b/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/AlloyingCategory.java
@@ -20,7 +20,7 @@ public void draw(FoundryBasinRecipe recipe, IRecipeSlotsView iRecipeSlotsView, G
         super.draw(recipe, iRecipeSlotsView, graphics, mouseX, mouseY);
 
         HeatCondition requiredHeat = recipe.getRequiredHeat();
-        if (requiredHeat != HeatCondition.NONE)
+        if (requiredHeat != HeatCondition.NONE && !customHeatSource)
             heater.withHeat(requiredHeat.visualizeAsBlazeBurner())
                     .draw(graphics, getBackground().getWidth() / 2 + 3, 55);
         mixer.draw(graphics, getBackground().getWidth() / 2 + 3, 34);
diff --git a/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/FoundryBasinCategory.java b/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/FoundryBasinCategory.java
index b77dad36..3ecde063 100644
--- a/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/FoundryBasinCategory.java
+++ b/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/FoundryBasinCategory.java
@@ -32,6 +32,7 @@
 public class FoundryBasinCategory extends CreateRecipeCategory<FoundryBasinRecipe> {
 
     private final boolean needsHeating;
+    protected boolean customHeatSource;
 
     public FoundryBasinCategory(Info<FoundryBasinRecipe> info, boolean needsHeating) {
         super(info);
@@ -122,9 +123,9 @@ public void draw(FoundryBasinRecipe recipe, IRecipeSlotsView recipeSlotsView, Gu
         AllGuiTextures shadow = noHeat ? AllGuiTextures.JEI_SHADOW : AllGuiTextures.JEI_LIGHT;
         shadow.render(graphics, 81, 58 + (noHeat ? 10 : 30));
 
+        customHeatSource = false;
         if (HEATJS_LOADED) {
-            // TODO: need to prevent blaze burner from drawing if this is active to avoid overlapping
-            CategoryHelper.drawCustomHeatSource(graphics, recipeSlotsView, recipe,
+            customHeatSource = CategoryHelper.drawCustomHeatSource(graphics, recipeSlotsView, recipe,
                     background.getWidth() / 2 + 3, 55, background.getWidth(), background.getHeight(), mouseX, mouseY);
         }
 
diff --git a/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/MeltingCategory.java b/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/MeltingCategory.java
index 536a3d2b..c9830688 100644
--- a/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/MeltingCategory.java
+++ b/src/main/java/fr/lucreeper74/createmetallurgy/compat/jei/category/MeltingCategory.java
@@ -26,7 +26,7 @@ public void draw(FoundryBasinRecipe recipe, IRecipeSlotsView iRecipeSlotsView, G
         drawProcessTime(recipe, graphics, 55);
 
         HeatCondition requiredHeat = recipe.getRequiredHeat();
-        if (requiredHeat != HeatCondition.NONE)
+        if (requiredHeat != HeatCondition.NONE && !customHeatSource)
             heater.withHeat(requiredHeat.visualizeAsBlazeBurner())
                     .draw(graphics, getBackground().getWidth() / 2 + 3, 55);
         castingtop.draw(graphics, getBackground().getWidth() / 2 + 3, 34);