diff --git a/stepmania/PBProject/Libraries/README b/stepmania/PBProject/Libraries/README
index 4aba381ddc..7aba166a63 100644
--- a/stepmania/PBProject/Libraries/README
+++ b/stepmania/PBProject/Libraries/README
@@ -14,5 +14,7 @@ svn co -r 8448 svn://svn.mplayerhq.hu/ffmpeg/trunk/ ffmpeg
 2b. Run guard-ffmpeg.sh
 2c. Copy ffmpeg-config.h to ffmpeg/config.h
 2d. Run version.sh in ffmpeg
+2e. Patch ffmpeg with
+http://stepmania.sourceforge.net/ffmpeg-r8448-avi.patch
 3. Open Libraries.xcode and build target all.
 4. Copy the static libraries to stepmania/PBProject/Libraries