diff --git a/quarry.lua b/quarry.lua
index 646cd3c..c982d4e 100644
--- a/quarry.lua
+++ b/quarry.lua
@@ -23,10 +23,15 @@ local function refuel(minFuel)
   while fuelLevel < minFuel do
     Logger:debug("Checking fuel level:", fuelLevel)
     for i=1,16 do
+      if i == CHEST_SLOT then
+        goto continue
+      end
+
       if turtle.getItemCount(i) > 0 then
         turtle.select(i)
         turtle.refuel()
       end
+        ::continue::
     end
     fuelLevel = turtle.getFuelLevel()
   end