diff --git a/src/main/scala/li/cil/oc/common/tileentity/traits/power/AppliedEnergistics2.scala b/src/main/scala/li/cil/oc/common/tileentity/traits/power/AppliedEnergistics2.scala
index fc47e06f9..e1c488deb 100644
--- a/src/main/scala/li/cil/oc/common/tileentity/traits/power/AppliedEnergistics2.scala
+++ b/src/main/scala/li/cil/oc/common/tileentity/traits/power/AppliedEnergistics2.scala
@@ -136,5 +136,5 @@ class AppliedEnergistics2GridBlock(val tileEntity: AppliedEnergistics2) extends
 
   override def gridChanged(): Unit = {}
 
-  override def getMachineRepresentation: ItemStack = null
+  override def getMachineRepresentation: ItemStack = ItemStack.EMPTY
 }