diff --git a/doc/ffserver.conf b/doc/ffserver.conf
index 794e63c2d26bec4080db75961552c38940ec5582..b725353d8348d1597bacf817de04647aec6580a2 100644
--- a/doc/ffserver.conf
+++ b/doc/ffserver.conf
@@ -100,6 +100,9 @@ AudioSampleRate 44100
 # Bitrate for the video stream.
 VideoBitRate 64
 
+# Ratecontrol buffer size
+VideoBufferSize 40
+
 # Number of frames per second
 VideoFrameRate 3
 
@@ -201,6 +204,7 @@ Format asf
 VideoFrameRate 15
 VideoSize 352x240
 VideoBitRate 256
+VideoBufferSize 40
 VideoGopSize 30
 AudioBitRate 64
 StartSendOnKey