diff --git a/binary_exoplanets/eclipsing_binaries/README.md b/binary_exoplanets/eclipsing_binaries/README.md
index 2ba01d8..247df10 100644
--- a/binary_exoplanets/eclipsing_binaries/README.md
+++ b/binary_exoplanets/eclipsing_binaries/README.md
@@ -1 +1 @@
-ffmpeg -framerate 15 -f image2 -pattern_type glob -i "*.png" -vcodec mpeg4 -c:v libx264 -crf 20 eclipsing_binary.mp4
+ffmpeg -framerate 15 -f image2 -pattern_type glob -i "*.png" -vcodec mpeg4 -c:v libx264 -crf 20 -pix_fmt yuv420p -movflags +faststart eclipsing_binary.mp4
diff --git a/binary_exoplanets/eclipsing_binaries/eclipsing_binary.mp4 b/binary_exoplanets/eclipsing_binaries/eclipsing_binary.mp4
index 8b4896d..16726c5 100644
Binary files a/binary_exoplanets/eclipsing_binaries/eclipsing_binary.mp4 and b/binary_exoplanets/eclipsing_binaries/eclipsing_binary.mp4 differ