X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=README.md;h=304f080f62160f9676698536c5d344287c882e55;hb=1c9d202f3d5b51135c2ee91fb4a3795251bdba22;hp=a75235b3649f2979edb9dc90767efe09a6204b3b;hpb=bed57b3c24a75c182af4cff2aa17d840e4c2fe27;p=plcapi.git

diff --git a/README.md b/README.md
index a75235b..304f080 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,12 @@ The user manual can be found in the doc/manual directory, in Asciidoc format: [p
 
 Release tarballs also contain the HTML and PDF versions, as well as an automatically generated API documentation.
 
+*NB: the user manual has not been updated yet with all the changes made in version 4. Please consider it unreliable!*
+
+Upgrading
+---------
+If you are upgrading from version 3 or earlier, please read the docs in [doc/api_changes_v4.md](doc/api_changes_v4.md)
+
 License
 -------
 Use of this software is subject to the terms in the [license.txt](license.txt) file