diff --git a/platformio.ini b/platformio.ini
index 9fe7297..d7fb52d 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -126,6 +126,8 @@ build_flags =
     -DNERMINER_S3_DONGLE
     -DBOARD_HAS_PSRAM
     -DARDUINO_USB_CDC_ON_BOOT
+    -DTFT_BACKLIGHT_ON=LOW
+    -DTFT_BL=38
 lib_deps = 
 	https://github.com/takkaO/OpenFontRender
 	bblanchon/ArduinoJson@^6.21.2
diff --git a/src/drivers/displays/dongleDisplayDriver.cpp b/src/drivers/displays/dongleDisplayDriver.cpp
index 28d45f4..ca29fca 100644
--- a/src/drivers/displays/dongleDisplayDriver.cpp
+++ b/src/drivers/displays/dongleDisplayDriver.cpp
@@ -103,6 +103,9 @@ void dongleDisplay_Init(void)
 
 void dongleDisplay_AlternateScreenState(void)
 {
+  int screen_state = digitalRead(TFT_BL);
+  Serial.println("Switching display state");
+  digitalWrite(TFT_BL, !screen_state);
 }
 
 void dongleDisplay_AlternateRotation(void)