diff --git a/tinyturing/tinyturing/display.py b/tinyturing/tinyturing/display.py
index b58155af..db16aaa3 100644
--- a/tinyturing/tinyturing/display.py
+++ b/tinyturing/tinyturing/display.py
@@ -106,7 +106,7 @@ def flip(self, force=False):
       self.send_command(PRE_UPDATE_BITMAP)
       self.send_command(START_DISPLAY_BITMAP)
       self.send_command(DISPLAY_BITMAP)
-      framebuffer = self.framebuffer.transpose().tobytes()
+      framebuffer = ((self.framebuffer.transpose() >> 8) | np.uint32(0xff000000)).tobytes()
       self.send_command(bytearray([0xff]), b"\x00".join([framebuffer[i:i+249] for i in range(0, len(framebuffer), 249)]))
       logging.debug(f"{self.lcd.read(1024)[:0x20]}")
       self.send_command(QUERY_STATUS)
@@ -125,7 +125,7 @@ def flip(self, force=False):
         self.send_command(PRE_UPDATE_BITMAP)
         self.send_command(START_DISPLAY_BITMAP)
         self.send_command(DISPLAY_BITMAP)
-        framebuffer = self.framebuffer.transpose().tobytes()
+        framebuffer = ((self.framebuffer.transpose() >> 8) | np.uint32(0xff000000)).tobytes()
         self.send_command(bytearray([0xff]), b"\x00".join([framebuffer[i:i+249] for i in range(0, len(framebuffer), 249)]))
         logging.debug(f"{self.lcd.read(1024)[:0x20]}")
         self.send_command(QUERY_STATUS)