diff --git a/README b/README
index 80c57398..a030cd45 100644
--- a/README
+++ b/README
@@ -5,7 +5,7 @@ It's based on dwm.
 
 Requirements
 ------------
-In order to build awesome you need the Xlib header files and libconfuse.
+In order to build awesome you need the Xlib header files, libconfuse and cairo.
 
 Installation
 ------------