diff --git a/README b/README
index 816bc15..2d24c54 100644
--- a/README
+++ b/README
@@ -41,3 +41,11 @@ something customized for their distribution.
 Plymouth isn't done yet. It's still under active development, but is
 used in several popular distros already, including Fedora, Mandriva,
 Ubuntu and others.  See the distributions page for more information.
+
+As with other projects hosted on freedesktop.org, Plymouth 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
+