diff --git a/src/main/java/com/hbm/blocks/machine/MachineEPress.java b/src/main/java/com/hbm/blocks/machine/MachineEPress.java
index 12a7f91ff..add331ba3 100644
--- a/src/main/java/com/hbm/blocks/machine/MachineEPress.java
+++ b/src/main/java/com/hbm/blocks/machine/MachineEPress.java
@@ -36,6 +36,12 @@ public class MachineEPress extends BlockDummyable {
 		return 0;
 	}
 
+	@Override
+	protected boolean isLegacyMonoblock(World world, int x, int y, int z) {
+		TileEntity te = world.getTileEntity(x, y, z);
+		return te != null && te instanceof TileEntityMachineEPress;
+	}
+
 	@Override
 	public void onBlockPlacedBy(World world, int x, int y, int z, EntityLivingBase player, ItemStack itemStack) {
 		super.onBlockPlacedBy(world, x, y, z, player, itemStack);
diff --git a/src/main/java/com/hbm/blocks/machine/MachinePress.java b/src/main/java/com/hbm/blocks/machine/MachinePress.java
index 22ecffa26..6f4cf5808 100644
--- a/src/main/java/com/hbm/blocks/machine/MachinePress.java
+++ b/src/main/java/com/hbm/blocks/machine/MachinePress.java
@@ -34,6 +34,12 @@ public class MachinePress extends BlockDummyable {
 	public int getOffset() {
 		return 0;
 	}
+
+	@Override
+	protected boolean isLegacyMonoblock(World world, int x, int y, int z) {
+		TileEntity te = world.getTileEntity(x, y, z);
+		return te != null && te instanceof TileEntityMachinePress;
+	}
 	
 	@Override
 	public boolean onBlockActivated(World world, int x, int y, int z, EntityPlayer player, int side, float hitX, float hitY, float hitZ) {