diff --git a/src/main/java/com/raoulvdberge/refinedstorage/RSUtils.java b/src/main/java/com/raoulvdberge/refinedstorage/RSUtils.java
index 27c6b0cbf..a655a8ac8 100755
--- a/src/main/java/com/raoulvdberge/refinedstorage/RSUtils.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/RSUtils.java
@@ -80,7 +80,7 @@ public final class RSUtils {
         buf.writeInt(Item.getIdFromItem(stack.getItem()));
         buf.writeInt(stack.getCount());
         buf.writeInt(stack.getItemDamage());
-        ByteBufUtils.writeTag(buf, stack.getTagCompound());
+        ByteBufUtils.writeTag(buf, stack.getItem().getNBTShareTag(stack));
         buf.writeInt(API.instance().getItemStackHashCode(stack));
         buf.writeBoolean(network.hasPattern(stack));
         buf.writeBoolean(displayCraftText);
diff --git a/src/main/java/com/raoulvdberge/refinedstorage/network/MessageGridItemUpdate.java b/src/main/java/com/raoulvdberge/refinedstorage/network/MessageGridItemUpdate.java
index 1ce295999..208aa18d4 100755
--- a/src/main/java/com/raoulvdberge/refinedstorage/network/MessageGridItemUpdate.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/network/MessageGridItemUpdate.java
@@ -3,7 +3,6 @@ package com.raoulvdberge.refinedstorage.network;
 import com.raoulvdberge.refinedstorage.RSUtils;
 import com.raoulvdberge.refinedstorage.api.autocrafting.ICraftingPattern;
 import com.raoulvdberge.refinedstorage.api.network.INetworkMaster;
-import com.raoulvdberge.refinedstorage.apiimpl.API;
 import com.raoulvdberge.refinedstorage.gui.grid.GuiGrid;
 import com.raoulvdberge.refinedstorage.gui.grid.stack.ClientStackItem;
 import io.netty.buffer.ByteBuf;
@@ -68,7 +67,7 @@ public class MessageGridItemUpdate implements IMessage, IMessageHandler<MessageG
             if (item.doesDisplayCraftText()) {
                 // This is an output from a pattern being sent. Only add it if it hasn't been added before.
                 for (ClientStackItem otherItem : GuiGrid.ITEMS.get(item.getStack().getItem())) {
-                    if (API.instance().getComparer().isEqualNoQuantity(item.getStack(), otherItem.getStack())) {
+                    if (item.getHash() == otherItem.getHash()) {
                         canAdd = false;
 
                         break;