diff --git a/ffmpegrev b/ffmpegrev
index 2f6508d843..16bdc194c3 100644
--- a/ffmpegrev
+++ b/ffmpegrev
@@ -1,8 +1,8 @@
-FFMPEG_REVISION=17524
+FFMPEG_REVISION=17634
 FFMPEG_CO_DIR=gst-libs/ext/ffmpeg
 FFMPEG_SVN=svn://svn.ffmpeg.org/ffmpeg/trunk
 # Because ffmpeg checks out libswscale via an svn:externals, checking
 # out an old ffmpeg does not check out a corresponding libswscale.
 # Keep the swscale checkout manually synchronized, then. Update this
 # when you update FFMPEG_REVISION.
-FFMPEG_EXTERNALS_REVISION=28700
+FFMPEG_EXTERNALS_REVISION=28723