diff --git a/requirements.txt b/requirements.txt
index c230ab6..d43ba20 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,6 +4,7 @@ awesome
 awesome-extra
 i3lock
 xautolock
+libnotify-bin
 xfonts-terminus
 ttf-dejavu
 xcompmgr