diff --git a/Devices/m5stack-cardputer-adv/Source/devices/CardputerKeyboard.cpp b/Devices/m5stack-cardputer-adv/Source/devices/CardputerKeyboard.cpp
index be1a4e62..80177eec 100644
--- a/Devices/m5stack-cardputer-adv/Source/devices/CardputerKeyboard.cpp
+++ b/Devices/m5stack-cardputer-adv/Source/devices/CardputerKeyboard.cpp
@@ -3,8 +3,6 @@
 
 constexpr auto* TAG = "CardputerKeyb";
 
-constexpr auto BACKLIGHT = GPIO_NUM_46;
-
 constexpr auto KB_ROWS = 14;
 constexpr auto KB_COLS = 4;