diff --git a/doc/crypto/RAND_egd.pod b/doc/crypto/RAND_egd.pod
index a40bd96198861e3259eadefeb229f8de9d44a302..40241e2df8ee9cef5f6bccaf90eea733a9656e63 100644
--- a/doc/crypto/RAND_egd.pod
+++ b/doc/crypto/RAND_egd.pod
@@ -21,6 +21,10 @@ RAND_egd() is called with that path as an argument, it tries to read
 random bytes that EGD has collected. The read is performed in
 non-blocking mode.
 
+Alternatively, the EGD-compatible daemon PRNGD can be used. It is
+available from
+http://www.aet.tu-cottbus.de/personen/jaenicke/postfix_tls/prngd.html .
+
 =head1 RETURN VALUE
 
 RAND_egd() returns the number of bytes read from the daemon on