diff --git a/src/main/java/appeng/util/item/AEFluidStack.java b/src/main/java/appeng/util/item/AEFluidStack.java
index 6a9938100..b0b12796f 100644
--- a/src/main/java/appeng/util/item/AEFluidStack.java
+++ b/src/main/java/appeng/util/item/AEFluidStack.java
@@ -43,7 +43,7 @@ public final class AEFluidStack extends AEStack<IAEFluidStack> implements IAEFlu
 
 	public int myHash;
 	Fluid fluid;
-	protected IAETagCompound tagCompound;
+	private IAETagCompound tagCompound;
 
 	@Override
 	public String toString()
@@ -83,7 +83,7 @@ public final class AEFluidStack extends AEStack<IAEFluidStack> implements IAEFlu
 		this.myHash = is.myHash;
 	}
 
-	protected AEFluidStack(FluidStack is) {
+	private AEFluidStack( FluidStack is ) {
 		if ( is == null )
 			throw new RuntimeException( "Invalid Itemstack." );
 
diff --git a/src/main/java/appeng/util/item/AEItemStack.java b/src/main/java/appeng/util/item/AEItemStack.java
index 5c35706f6..7b682d88b 100644
--- a/src/main/java/appeng/util/item/AEItemStack.java
+++ b/src/main/java/appeng/util/item/AEItemStack.java
@@ -75,7 +75,7 @@ public final class AEItemStack extends AEStack<IAEItemStack> implements IAEItemS
 		this.setCountRequestable( is.getCountRequestable() );
 	}
 
-	protected AEItemStack(ItemStack is) {
+	private AEItemStack( ItemStack is ) {
 		if ( is == null )
 			throw new RuntimeException( "Invalid Itemstack." );