diff --git a/README.md b/README.md
index 12674f2a28..23d1222f37 100644
--- a/README.md
+++ b/README.md
@@ -40,11 +40,14 @@ the Iris project on GitHub:
 Documentation
 -------------
 
-The full documentation for Iris, including a user guide, example
+The full documentation for the current release of Iris, including a user guide, example
 code, and gallery, is online at:
-
 - http://scitools.org.uk/iris/
 
+There is also a documentation build for the latest code in the main GitHub repository at:
+- https://scitools-docs.github.io/iris/master/index.html
+(also similarly for other branches)
+
 
 Copyright and licence
 ---------------------