diff --git a/libavutil/pixfmt.h b/libavutil/pixfmt.h
index 3ddd30f0d8..58e354476d 100644
--- a/libavutil/pixfmt.h
+++ b/libavutil/pixfmt.h
@@ -57,11 +57,6 @@
  * For all the 8bit per pixel formats, an RGB32 palette is in data[1] like
  * for pal8. This palette is filled in automatically by the function
  * allocating the picture.
- *
- * @note
- * Make sure that all newly added big-endian formats have (pix_fmt & 1) == 1
- * and that all newly added little-endian formats have (pix_fmt & 1) == 0.
- * This allows simpler detection of big vs little-endian.
  */
 enum AVPixelFormat {
     AV_PIX_FMT_NONE = -1,