diff --git a/README b/README
index d95aacb21..529526d18 100644
--- a/README
+++ b/README
@@ -36,3 +36,9 @@ For more information on the git code manager, see:
 
         https://wiki.x.org/wiki/GitPage
 
+As with other projects hosted on freedesktop.org, X.Org follows its
+Code of Conduct, based on the Contributor Covenant. Please conduct
+yourself in a respectful and civilized manner when using the above
+mailing lists, bug trackers, etc:
+
+	https://www.freedesktop.org/wiki/CodeOfConduct