diff --git a/sys/src/avutil/pixfmt.rs b/sys/src/avutil/pixfmt.rs
index da7c6d5..b927bbf 100644
--- a/sys/src/avutil/pixfmt.rs
+++ b/sys/src/avutil/pixfmt.rs
@@ -35,6 +35,7 @@ pub const AV_PIX_FMT_BGR555: AVPixelFormat = AV_PIX_FMT_BGR555LE;
 #[cfg(target_endian = "little")]
 pub const AV_PIX_FMT_BGR444: AVPixelFormat = AV_PIX_FMT_BGR444LE;
 
+#[cfg(target_endian = "little")]
 pub const AV_PIX_FMT_YUV420P9: AVPixelFormat = AV_PIX_FMT_YUV420P9LE;
 #[cfg(target_endian = "little")]
 pub const AV_PIX_FMT_YUV422P9: AVPixelFormat = AV_PIX_FMT_YUV422P9LE;