diff --git a/app/gui/oven_control/backlight.cpp b/app/gui/oven_control/backlight.cpp
index 44403e2..58358bf 100644
--- a/app/gui/oven_control/backlight.cpp
+++ b/app/gui/oven_control/backlight.cpp
@@ -5,6 +5,29 @@
 namespace {
 int setting = 7;
 bool lowered = false;
+
+int toSystem(int setting)
+{
+    switch (setting)
+    {
+    case 0:
+        return 3;
+    case 1:
+        return 4;
+    case 2:
+        return 5;
+    case 3:
+        return 6;
+    case 4:
+        return 7;
+    case 5:
+        return 8;
+    case 6:
+        return 9;
+    case 7:
+        return 10;
+    }
+}
 }
 
 void Backlight::lower()
@@ -13,16 +36,16 @@ void Backlight::lower()
 
     int t = setting - 2;
     if (t < 0)
-        System::setBacklight(0);
+        System::setBacklight(toSystem(0));
     else
-        System::setBacklight(t);
+        System::setBacklight(toSystem(t));
 }
 
 void Backlight::restore()
 {
     lowered = false;
 
-    System::setBacklight(setting);
+    System::setBacklight(toSystem(setting));
 }
 
 void Backlight::set(int level)
diff --git a/app/gui/oven_control/inputoverwatcher.cpp b/app/gui/oven_control/inputoverwatcher.cpp
index c579daa..a18811f 100644
--- a/app/gui/oven_control/inputoverwatcher.cpp
+++ b/app/gui/oven_control/inputoverwatcher.cpp
@@ -8,7 +8,7 @@
 
 InputOverwatcher::InputOverwatcher(QObject *parent) : QObject(parent)
 {
-    Define::config_item item = Config::getInstance()->getConfigValue(Define::config_backlight);
+    Define::config_item item = Config::getInstance()->getConfigValue(Define::config_set_auto_darkness);
 
     timer.setSingleShot(true);
     timer.setInterval(item.d32 * 60000);
diff --git a/app/gui/oven_control/main.cpp b/app/gui/oven_control/main.cpp
index 3d2a6f0..5ac3302 100644
--- a/app/gui/oven_control/main.cpp
+++ b/app/gui/oven_control/main.cpp
@@ -25,7 +25,6 @@ int main(int argc, char *argv[])
     OvenStatistics::getInstance(oven);
     Config::getInstance(oven);
 
-
     MainWindow w;
     w.showFullScreen();