diff --git a/main/display_manager.c b/main/display_manager.c
index 7066ce0..262f64a 100644
--- a/main/display_manager.c
+++ b/main/display_manager.c
@@ -11,7 +11,7 @@
 static const char *TAG = "display";
 
 #define LCD_HOST           HW_SPI_HOST
-#define LCD_PIXEL_CLOCK_HZ (16 * 1000 * 1000)
+#define LCD_PIXEL_CLOCK_HZ (8 * 1000 * 1000)
 #define LCD_CMD_BITS       8
 #define LCD_PARAM_BITS     8