diff --git a/main/bsp/display.c b/main/bsp/display.c
index acd3ab5..7dac5c8 100644
--- a/main/bsp/display.c
+++ b/main/bsp/display.c
@@ -2,7 +2,6 @@
 
 #include "board_config.h"
 
-#include "driver/gpio.h"
 #include "driver/ledc.h"
 #include "driver/spi_master.h"
 #include "esp_lcd_panel_ops.h"
@@ -49,6 +48,7 @@ esp_err_t display_init(esp_lcd_panel_io_handle_t *io_handle_out,
         .gpio_num = BOARD_PIN_BK_LIGHT,
         .duty = 0,
         .hpoint = 0,
+        .flags.output_invert = 1,
     };
     ESP_ERROR_CHECK(ledc_channel_config(&ledc_channel));
 
@@ -90,9 +90,6 @@ esp_err_t display_init(esp_lcd_panel_io_handle_t *io_handle_out,
     ESP_ERROR_CHECK(esp_lcd_panel_set_gap(panel_handle, BOARD_LCD_GAP_X, BOARD_LCD_GAP_Y));
     ESP_ERROR_CHECK(esp_lcd_panel_disp_on_off(panel_handle, true));
 
-    ESP_LOGI(TAG, "Turn on LCD backlight");
-    gpio_set_level(BOARD_PIN_BK_LIGHT, BOARD_LCD_BK_LIGHT_ON_LEVEL);
-
     *io_handle_out = io_handle;
     *panel_handle_out = panel_handle;
     return ESP_OK;