diff --git a/mine/client.lua b/mine/client.lua
index 930917b..1777804 100644
--- a/mine/client.lua
+++ b/mine/client.lua
@@ -605,7 +605,7 @@ function doRefuel2()
     curfuel = turtle.getFuelLevel()
     targetfuel = 1500
     if turtlestate["fuel"] ~= "" then
-        targetfuel = turtlestate["fuel"]
+        targetfuel = 4 * turtlestate["fuel"]
     end
     if curfuel > targetfuel then
         return