diff --git a/src/main/java/tconstruct/library/tools/HarvestTool.java b/src/main/java/tconstruct/library/tools/HarvestTool.java
index 41d32eb28ce..10b42d60ab4 100644
--- a/src/main/java/tconstruct/library/tools/HarvestTool.java
+++ b/src/main/java/tconstruct/library/tools/HarvestTool.java
@@ -49,7 +49,7 @@ public float getDigSpeed (ItemStack stack, Block block, int meta)
         return super.getDigSpeed(stack, block, meta);
     }
 
-    float calculateStrength (NBTTagCompound tags, Block block, int meta)
+    public float calculateStrength (NBTTagCompound tags, Block block, int meta)
     {
         float mineSpeed = tags.getInteger("MiningSpeed");
         int heads = 1;