diff --git a/README.html b/README.html
index 8d02c8c..74bfb49 100644
--- a/README.html
+++ b/README.html
@@ -302,6 +302,8 @@ whatever bug is causing authentication of the message to fail.
 default path used by <I>pgp</I> and <B>PGPPATH</B> is not correctly
 set in your environment.  Either move your PGP directory to the
 default location or set the <B>$ENV{'PGPPATH'}</B> line in <I>pgpverify</I>.
+(Warning: some INN versions set <B>$HOME</B> to <B>_PATH_NEWSLIB</B>,
+so this might be the source of your trouble.)
 <LI>You don't have the correct key for the user that signed it in your
 key ring.
 <LI>You are using a non-English version of <I>pgp</I>, set up with