diff --git a/include/opus_multistream.h b/include/opus_multistream.h
index 47e0390..3622e00 100644
--- a/include/opus_multistream.h
+++ b/include/opus_multistream.h
@@ -110,10 +110,10 @@
   * packets produced by the encoder. Some basic information, such as packet
   * duration, can be computed without any special negotiation.
   *
-  * The format for multistream Opus packets is defined in the
-  * <a href="https://tools.ietf.org/html/draft-ietf-codec-oggopus">Ogg
-  * encapsulation specification</a> and is based on the self-delimited Opus
-  * framing described in Appendix B of <a href="https://tools.ietf.org/html/rfc6716">RFC 6716</a>.
+  * The format for multistream Opus packets is defined in
+  * <a href="https://tools.ietf.org/html/rfc7845">RFC 7845</a>
+  * and is based on the self-delimited Opus framing described in Appendix B of
+  * <a href="https://tools.ietf.org/html/rfc6716">RFC 6716</a>.
   * Normal Opus packets are just a degenerate case of multistream Opus packets,
   * and can be encoded or decoded with the multistream API by setting
   * <code>streams</code> to <code>1</code> when initializing the encoder or