diff --git a/unsupported/README.txt b/unsupported/README.txt
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+This directory contains several contributions from various users. They are
+provided "as is", without any support. Nevertheless, they are subject to be
+included in Eigen in the future.
+If you are interested in contributing to one of them, or have other stuff
+you would like to share, feel free to contact us:
+http://eigen.tuxfamily.org/index.php?title=Main_Page#Mailing_list