diff --git a/README.markdown b/README.markdown
index c5c747d..b9cd48b 100644
--- a/README.markdown
+++ b/README.markdown
@@ -2,6 +2,7 @@
 
 A very simple web server providing an HTTP interface to Redis. It uses [hiredis](https://github.com/antirez/hiredis), [jansson](https://github.com/akheron/jansson) and libevent.
 
+Webdis depends on libevent-dev. You can install it on Ubuntu by typing `sudo apt-get install libevent-dev`.
 <pre>
 make clean all