diff --git a/src/main/java/mezz/jei/util/CommandUtil.java b/src/main/java/mezz/jei/util/CommandUtil.java
index bc5db3041..350ff547d 100644
--- a/src/main/java/mezz/jei/util/CommandUtil.java
+++ b/src/main/java/mezz/jei/util/CommandUtil.java
@@ -57,7 +57,9 @@ public static void setHotbarStack(ItemStack itemStack, int hotbarSlot) {
 		if (ServerInfo.isJeiOnServer()) {
 			ItemStack sendStack = ItemHandlerHelper.copyStackWithSize(itemStack, itemStack.getMaxStackSize());
 			PacketSetHotbarItemStack packet = new PacketSetHotbarItemStack(sendStack, hotbarSlot);
-			Network.sendPacketToServer(packet);
+			if (player.inventoryMenu.getCarried().getCount() < player.inventoryMenu.getCarried().getMaxStackSize()) {
+				Network.sendPacketToServer(packet);
+			}
 		}
 	}