diff --git a/src/brulijam/turtle-miner-fibo.lua b/src/brulijam/turtle-miner-fibo.lua
index 658be4a..a204482 100644
--- a/src/brulijam/turtle-miner-fibo.lua
+++ b/src/brulijam/turtle-miner-fibo.lua
@@ -76,7 +76,7 @@ local function savePositionToFile()
       if itemDetail.name == "computercraft:wireless_modem_advanced" then
         turtle.equipRight()
         pos = gps.locate()
-        basic.appendToFile_nl("/brulijam/files/chests-turtle-miner-fibo.txt", textutils.serialize(pos))
+        basic.appendToFileNl("/brulijam/files/chests-turtle-miner-fibo.txt", textutils.serialize(pos))
       end
     end
   end