diff --git a/src/main/java/li/cil/oc/common/item/Terminal.scala b/src/main/java/li/cil/oc/common/item/Terminal.scala
index 70d71b52a..8bbfd17b8 100644
--- a/src/main/java/li/cil/oc/common/item/Terminal.scala
+++ b/src/main/java/li/cil/oc/common/item/Terminal.scala
@@ -16,6 +16,8 @@ import net.minecraft.world.World
 class Terminal(val parent: Delegator) extends Delegate {
   val unlocalizedName = "Terminal"
 
+  override def maxStackSize = 1
+
   @SideOnly(Side.CLIENT)
   override def tooltipLines(stack: ItemStack, player: EntityPlayer, tooltip: util.List[String], advanced: Boolean) {
     tooltip.addAll(Tooltip.get(unlocalizedName))