diff --git a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/LegacyNetworkItemHandler.java b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/LegacyNetworkItemHandler.java
index 204680ad5..9a2050efe 100644
--- a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/LegacyNetworkItemHandler.java
+++ b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/LegacyNetworkItemHandler.java
@@ -64,7 +64,7 @@ public class LegacyNetworkItemHandler implements NetworkItemHandler<ItemStack> {
             return new OtherItem(wrapped, false).process();
         } else {
             BukkitCustomItem customItem = (BukkitCustomItem) optionalCustomItem.get();
-            boolean hasDifferentMaterial = FastNMS.INSTANCE.method$ItemStack$getItem(wrapped.getItem()) != customItem.clientItem();
+            boolean hasDifferentMaterial = FastNMS.INSTANCE.method$ItemStack$getItem(wrapped.getLiteralObject()) != customItem.clientItem();
             if (hasDifferentMaterial) {
                 wrapped = wrapped.unsafeTransmuteCopy(customItem.clientItem(), wrapped.count());
             }
diff --git a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/ModernNetworkItemHandler.java b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/ModernNetworkItemHandler.java
index f9aecf921..c584d3de4 100644
--- a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/ModernNetworkItemHandler.java
+++ b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/ModernNetworkItemHandler.java
@@ -66,7 +66,7 @@ public final class ModernNetworkItemHandler implements NetworkItemHandler<ItemSt
             return new OtherItem(wrapped, false).process();
         } else {
             BukkitCustomItem customItem = (BukkitCustomItem) optionalCustomItem.get();
-            boolean hasDifferentMaterial = FastNMS.INSTANCE.method$ItemStack$getItem(wrapped.getItem()) != customItem.clientItem();
+            boolean hasDifferentMaterial = FastNMS.INSTANCE.method$ItemStack$getItem(wrapped.getLiteralObject()) != customItem.clientItem();
             if (hasDifferentMaterial) {
                 wrapped = wrapped.unsafeTransmuteCopy(customItem.clientItem(), wrapped.count());
             }