update RFC version to 8878

diff --git a/index.html b/index.html
index 3396d70dc4b28d990682fd7772bd5b7400c559fc..b03c37257a1e771723050338ec6862d05d020828 100644 (file)
--- a/index.html
+++ b/index.html
@@ -76,7 +76,7 @@
         The reference library offers a very wide range of speed / compression trade-off,
         and is backed by an extremely fast decoder (see <a href="#benchmarks">benchmarks</a> below).
         Zstandard library is provided as open source software using a BSD license.
-        Its format is stable and published as <a href="https://tools.ietf.org/html/rfc8478">IETF RFC 8478</a>.
+        Its format is stable and published as <a href="https://tools.ietf.org/html/rfc8878">IETF RFC 8878</a>.
       </div>
     </div>