diff --git a/CO2_Gadget_TFT.h b/CO2_Gadget_TFT.h
index 1c1efd2d..0d373f36 100644
--- a/CO2_Gadget_TFT.h
+++ b/CO2_Gadget_TFT.h
@@ -265,6 +265,7 @@ void displaySplashScreen() {
 void initBacklight() {
 #if defined(TTGO_TDISPLAY) || defined(ST7789_240x320)
     pinMode(TFT_BACKLIGHT, OUTPUT);
+    digitalWrite(TFT_BACKLIGHT, TFT_BACKLIGHT_ON);
     setDisplayBrightness(DisplayBrightness);
 #endif
 #ifdef ARDUINO_LILYGO_T_DISPLAY_S3
diff --git a/platformio.ini b/platformio.ini
index 6f428a22..6d5e6fbe 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -42,7 +42,7 @@ build_flags =
 
     -D MQTT_BROKER_SERVER="\"192.168.1.145"\"
     -D CO2_GADGET_VERSION="\"0.12."\"
-    -D CO2_GADGET_REV="\"000"\"
+    -D CO2_GADGET_REV="\"001"\"
     -D CORE_DEBUG_LEVEL=0
     -DCACHE_DIR=".pio/build"
     -DBUZZER_PIN=2          ; ESP32 pin GPIO13 connected to piezo buzzer