diff --git a/README b/README
index ce6f660f..1c7bc4ca 100644
--- a/README
+++ b/README
@@ -11,6 +11,8 @@ Midori is a lightweight web browser.
 
 Requirements: GTK+ 2.6, WebkitGtk, libXML2
 
+Optional: Glib 2.16, GtkSourceView 2.0
+
 For installation instructions read INSTALL.
 
 Please report comments, suggestions and bugs to: