diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_Charcoal_Pit.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_Charcoal_Pit.java
index 6196d44f..22d901f1 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_Charcoal_Pit.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_Charcoal_Pit.java
@@ -193,7 +193,7 @@ public class GT_MetaTileEntity_Charcoal_Pit extends GT_MetaTileEntity_MultiBlock
 
     public boolean isWoodLog(Block log){
         String tTool = log.getHarvestTool(0);
-        return  OrePrefixes.log.contains(new ItemStack(log, 1))&& ((tTool != null) && (tTool.equals("axe"))) || (log.getMaterial() == Material.wood);
+        return  OrePrefixes.log.contains(new ItemStack(log, 1))&& ((tTool != null) && (tTool.equals("axe"))) && (log.getMaterial() == Material.wood);
     }
 
     public boolean checkMachine(IGregTechTileEntity aBaseMetaTileEntity, ItemStack aStack) {