diff --git a/variants/lilygo_tdeck_pro/platformio.ini b/variants/lilygo_tdeck_pro/platformio.ini
index 31b1879..003ca8e 100644
--- a/variants/lilygo_tdeck_pro/platformio.ini
+++ b/variants/lilygo_tdeck_pro/platformio.ini
@@ -80,6 +80,7 @@ build_flags =
   -D PIN_DISPLAY_BL=45
   -D PIN_USER_BTN=0
   -D CST328_PIN_RST=38
+  -D FIRMWARE_VERSION='"Meck v0.8.6"'
 build_src_filter = ${esp32_base.build_src_filter}
   +<../variants/LilyGo_TDeck_Pro>
   +<helpers/sensors/*.cpp>