diff --git a/esp32_firmware/esp32_cam_uart_stream/esp32_cam_uart_stream.ino b/esp32_firmware/esp32_cam_uart_stream/esp32_cam_uart_stream.ino
index 1758b62..7062ed2 100644
--- a/esp32_firmware/esp32_cam_uart_stream/esp32_cam_uart_stream.ino
+++ b/esp32_firmware/esp32_cam_uart_stream/esp32_cam_uart_stream.ino
@@ -98,8 +98,10 @@ void loop() {
         break;
 
       // Toggle cases
-      case 'M': // Toggle Mirror
+      case 'M': // Toggle Mirror and vflip
         s->set_hmirror(s, !s->status.hmirror);
+        if (s->status.hmirror)
+          s->set_vflip(s, !s->status.vflip);
         break;
       case '>':
         disable_dithering = !disable_dithering;
@@ -180,4 +182,4 @@ void DitherImage(camera_fb_t* fb) {
         fb->buf[(y+1*fb->width) + x+1] = fb->buf[(y+1*fb->width) + x+1] + quant_error * 1 / 16;
       }
     }  
-}
\ No newline at end of file
+}