diff --git a/src/brulijam/lib/tutel.lua b/src/brulijam/lib/tutel.lua
index 1b07010..29f5d05 100755
--- a/src/brulijam/lib/tutel.lua
+++ b/src/brulijam/lib/tutel.lua
@@ -137,14 +137,14 @@ local function goToPosition(toR, toX, toY, toZ)
 
   --go to lastValidX
   while pos["x"] < toX do
-    while not pos["r"] == 3 do
+    while pos["r"] ~= 3 do
       right()
     end
     secureDig()
     forward()
   end
   while pos["x"] > toX do
-    while not pos["r"] == 1 do
+    while pos["r"] ~= 1 do
       right()
     end
     secureDig()
@@ -153,14 +153,14 @@ local function goToPosition(toR, toX, toY, toZ)
 
   --go to lastValidZ
   while pos["z"] < toZ do
-    while not pos["r"] == 0 do
+    while pos["r"] ~= 0 do
       right()
     end
     secureDig()
     forward()
   end
   while pos["z"] > toZ do
-    while not pos["r"] == 2 do
+    while pos["r"] ~= 2 do
       right()
     end
     secureDig()
@@ -168,7 +168,7 @@ local function goToPosition(toR, toX, toY, toZ)
   end
 
   --rotate in right direction
-  while not pos["r"] == toR do
+  while pos["r"] ~= toR do
     right()
   end
 end