diff --git a/src/main/java/kasuga/lib/core/base/item_helper/ExternalRemainderBlockItem.java b/src/main/java/kasuga/lib/core/base/item_helper/ExternalRemainderBlockItem.java
index 97b9765e..0fc98560 100644
--- a/src/main/java/kasuga/lib/core/base/item_helper/ExternalRemainderBlockItem.java
+++ b/src/main/java/kasuga/lib/core/base/item_helper/ExternalRemainderBlockItem.java
@@ -3,6 +3,7 @@
 import net.minecraft.world.item.BlockItem;
 import net.minecraft.world.item.Item;
 import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.item.Items;
 import net.minecraft.world.level.block.Block;
 
 import javax.annotation.Nonnull;
@@ -33,7 +34,7 @@ public boolean hasCraftingRemainingItem(ItemStack stack) {
     @Override
     public ItemStack getCraftingRemainingItem(ItemStack itemStack) {
         ItemStack remain = super.getCraftingRemainingItem(itemStack);
-        if (remain == ItemStack.EMPTY && craftingRemainder.get() != null) {
+        if ((remain == ItemStack.EMPTY || remain.is(Items.AIR)) && craftingRemainder.get() != null) {
             remain = craftingRemainder.get().getDefaultInstance();
         }
         return remain;
diff --git a/src/main/java/kasuga/lib/core/base/item_helper/ExternalRemainderItem.java b/src/main/java/kasuga/lib/core/base/item_helper/ExternalRemainderItem.java
index 4f79b057..684cd81c 100644
--- a/src/main/java/kasuga/lib/core/base/item_helper/ExternalRemainderItem.java
+++ b/src/main/java/kasuga/lib/core/base/item_helper/ExternalRemainderItem.java
@@ -2,6 +2,7 @@
 
 import net.minecraft.world.item.Item;
 import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.item.Items;
 
 import javax.annotation.Nonnull;
 import java.util.function.Supplier;
@@ -31,7 +32,7 @@ public boolean hasCraftingRemainingItem(ItemStack stack) {
     @Override
     public ItemStack getCraftingRemainingItem(ItemStack itemStack) {
         ItemStack remain = super.getCraftingRemainingItem(itemStack);
-        if (remain == ItemStack.EMPTY && craftingRemainder.get() != null) {
+        if ((remain == ItemStack.EMPTY || remain.is(Items.AIR)) && craftingRemainder.get() != null) {
             remain = craftingRemainder.get().getDefaultInstance();
         }
         return remain;