diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html
index 6344125e106..820fb3cdb33 100644
--- a/docs/ReleaseNotes.html
+++ b/docs/ReleaseNotes.html
@@ -126,7 +126,7 @@ production-quality compiler for C, Objective-C, C++ and Objective-C++ on x86
     <li>Introduced many new warnings, including <code>-Wmissing-field-initializers</code>, <code>-Wshadow</code>, <code>-Wno-protocol</code>, <code>-Wtautological-compare</code>, <code>-Wstrict-selector-match</code>, <code>-Wcast-align</code>, <code>-Wunused</code> improvements, and greatly improved format-string checking.</li>
     <li>Introduced the "libclang" library, a C interface to Clang intended to support IDE clients.</li>
     <li>Added support for <code>#pragma GCC visibility</code>, <code>#pragma align</code>, and others.</li>
-    <li>Added support for SSE, ARM NEON, and AltiVec.</li>
+    <li>Added support for SSE, AVX, ARM NEON, and AltiVec.</li>
     <li>Improved support for many Microsoft extensions.</li>
     <li>Implemented support for blocks in C++.</li>
     <li>Implemented precompiled headers for C++.</li>