diff --git a/fml/eclipse/FML-MockMod/src/cpw/mods/mockmod/MockBlock.java b/fml/eclipse/FML-MockMod/src/cpw/mods/mockmod/MockBlock.java
index b6b98f3e64..67ae90c41e 100644
--- a/fml/eclipse/FML-MockMod/src/cpw/mods/mockmod/MockBlock.java
+++ b/fml/eclipse/FML-MockMod/src/cpw/mods/mockmod/MockBlock.java
@@ -7,6 +7,6 @@ public class MockBlock extends Block
 {
     public MockBlock(int id)
     {
-        super(id,Material.field_1316_v);
+        super(id,Material.field_76259_v);
     }
 }