diff --git a/ports/espressif/boards/lilygo_tembed_esp32s3/board.c b/ports/espressif/boards/lilygo_tembed_esp32s3/board.c
index b8dfc4d5b145..698e6980ecee 100644
--- a/ports/espressif/boards/lilygo_tembed_esp32s3/board.c
+++ b/ports/espressif/boards/lilygo_tembed_esp32s3/board.c
@@ -17,8 +17,9 @@ uint8_t display_init_sequence[] = {
     0x01, 0x80, 0x96, //  _SWRESET and Delay 150ms
     0x11, 0x80, 0xFF, //  _SLPOUT and Delay 500ms
     0x3A, 0x81, 0x55, 0x0A, //  _COLMOD and Delay 10ms
+    0x21, 0x80, 0xA,     // _INVON
     0x13, 0x80, 0x0A, //  _NORON and Delay 10ms
-    0x36, 0x01, 0xC8, //  _MADCTL
+    0x36, 0x01, 0xC0, //  _MADCTL
     0x29, 0x80, 0xFF, //  _DISPON and Delay 500ms
 };