diff --git a/items/tools/quartz/ToolQuartzWrench.java b/items/tools/quartz/ToolQuartzWrench.java
index b3a29e75b..88cecfdd3 100644
--- a/items/tools/quartz/ToolQuartzWrench.java
+++ b/items/tools/quartz/ToolQuartzWrench.java
@@ -27,7 +27,7 @@ public class ToolQuartzWrench extends AEBaseItem implements IAEWrench, IToolWren
 	public boolean onItemUseFirst(ItemStack is, EntityPlayer player, World world, int x, int y, int z, int side, float hitX, float hitY, float hitZ)
 	{
 		int id = world.getBlockId( x, y, z );
-		if ( id > 0 )
+		if ( id > 0 && !player.isSneaking() )
 		{
 			Block b = Block.blocksList[id];
 			if ( b != null )