diff --git a/documentation/ref-manual/introduction.xml b/documentation/ref-manual/introduction.xml
index 2fad3a93c9..ad8529e31f 100644
--- a/documentation/ref-manual/introduction.xml
+++ b/documentation/ref-manual/introduction.xml
@@ -983,6 +983,14 @@
do_patch,
and so forth).
+ Toaster:
+ A web interface to the Yocto Project's
+ OpenEmbedded Build System.
+ The interface enables you to configure and run your builds.
+ Information about builds is collected and stored in a database.
+ For information on Toaster, see the
+ Yocto Project Toaster Manual.
+ Upstream:
A reference to source code or repositories