diff --git a/common/buildcraft/builders/BlockMarker.java b/common/buildcraft/builders/BlockMarker.java
index 464c9d40..5ae4d472 100644
--- a/common/buildcraft/builders/BlockMarker.java
+++ b/common/buildcraft/builders/BlockMarker.java
@@ -36,6 +36,7 @@ public class BlockMarker extends BlockBuildCraft {
 		super(Material.circuits);
 
 		setLightLevel(0.5F);
+		setHardness(0.0F);
 		setCreativeTab(CreativeTabBuildCraft.ITEMS.get());
 	}