diff --git a/libavformat/iff.c b/libavformat/iff.c
index e415f75..f2c456e 100644
--- a/libavformat/iff.c
+++ b/libavformat/iff.c
@@ -226,10 +226,10 @@ static int iff_read_header(AVFormatContext *s)
                 avio_skip(pb, 1); // padding
                 transparency                 = avio_rb16(pb);
             }
-            if (data_size >= 16) {
-                st->sample_aspect_ratio.num  = avio_r8(pb);
-                st->sample_aspect_ratio.den  = avio_r8(pb);
-            }
+//            if (data_size >= 16) {
+//                st->sample_aspect_ratio.num  = avio_r8(pb);
+//                st->sample_aspect_ratio.den  = avio_r8(pb);
+//            }
             break;
 
         case ID_DPEL: