diff --git a/README b/README
index 4297144e2..edd9f9a25 100644
--- a/README
+++ b/README
@@ -30,7 +30,7 @@ To run pan.do/ra you need to install and setup:
             python-gst0.10 gstreamer0.10-plugins-good gstreamer0.10-plugins-bad \
             postgresql postgresql-contrib rabbitmq-server \
             ffmpeg2theora libav-tools libavcodec-extra-53 \
-            python-ox oxframe imagemagick poppler-utils gpac
+            python-ox oxframe imagemagick poppler-utils mkvtoolnix gpac
 
 
 * Prepare Environment