diff --git a/main/boards/m5stack-tab5/config.h b/main/boards/m5stack-tab5/config.h
index 91b6abfd..53e9670a 100644
--- a/main/boards/m5stack-tab5/config.h
+++ b/main/boards/m5stack-tab5/config.h
@@ -45,7 +45,7 @@
 #define DISPLAY_OFFSET_Y  0
 
 #define DISPLAY_BACKLIGHT_PIN GPIO_NUM_22
-#define DISPLAY_BACKLIGHT_OUTPUT_INVERT true
+#define DISPLAY_BACKLIGHT_OUTPUT_INVERT false
 
 #define TOUCH_INT_GPIO  GPIO_NUM_23  // 触摸中断