diff --git a/offlineimap.conf b/offlineimap.conf
index 4c8e5d2..27ad3c6 100644
--- a/offlineimap.conf
+++ b/offlineimap.conf
@@ -492,6 +492,11 @@ remotehost = examplehost
 #
 # Whether or not to use SSL.
 #
+# Note: be care to configure the 'remotehost' line with the domain name defined
+# in the certificate. E.g., if you trust your provider and want to use the
+# certificate it provides on a shared server. Otherwise, OfflineIMAP will stop
+# and say that the domain is not named in the certificate.
+#
 #ssl = yes