diff --git a/libmpcodecs/img_format.h b/libmpcodecs/img_format.h
index 94ab281262..4c917b01e4 100644
--- a/libmpcodecs/img_format.h
+++ b/libmpcodecs/img_format.h
@@ -34,11 +34,13 @@
 #define IMGFMT_BGRA (IMGFMT_RGB32|64)
 #define IMGFMT_ARGB IMGFMT_BGR32
 #define IMGFMT_RGBA (IMGFMT_BGR32|64)
+#define IMGFMT_RGB48NE IMGFMT_RGB48BE
 #else
 #define IMGFMT_ABGR (IMGFMT_BGR32|64)
 #define IMGFMT_BGRA IMGFMT_BGR32
 #define IMGFMT_ARGB (IMGFMT_RGB32|64)
 #define IMGFMT_RGBA IMGFMT_RGB32
+#define IMGFMT_RGB48NE IMGFMT_RGB48LE
 #endif
 
 /* old names for compatibility */