diff --git a/README.md b/README.md
index 0430b74..d3a028a 100644
--- a/README.md
+++ b/README.md
@@ -10,11 +10,11 @@ To get started with Emscripten development, grab one of the packages below:
 
 Windows:
 * Emscripten SDK Web Installer is a NSIS installer that always gets you the latest Emscripten SDK from the web:
-  * [emsdk-1.29.0-web-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.29.0-web-64bit.exe)
+  * [emsdk-1.30.0-web-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.30.0-web-64bit.exe)
 * Emscripten SDK Offline Installer is a NSIS installer that bundles together the Emscripten toolchain as an offline-installable package:
-  * [emsdk-1.29.0-full-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.29.0-full-64bit.exe)
+  * [emsdk-1.30.0-full-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.30.0-full-64bit.exe)
 * Portable Emscripten SDK is a zipped package of the Emscripten SDK that does not require system installation privileges. Just unzip and go:
-  * [emsdk-1.29.0-portable-64bit.zip](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.29.0-portable-64bit.zip)
+  * [emsdk-1.30.0-portable-64bit.zip](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.30.0-portable-64bit.zip)
 
 Linux and Mac OS X:
 * [emsdk-portable.tar.gz](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-portable.tar.gz): Emscripten SDK is available as a portable web-installer for Linux and OS X.
@@ -208,4 +208,6 @@ On Windows, you can install one of the **old versions** via an offline NSIS inst
  - [emsdk-1.21.0-full-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.21.0-full-64bit.exe)
  - [emsdk-1.22.0-full-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.22.0-full-64bit.exe)
  - [emsdk-1.25.0-full-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.25.0-full-64bit.exe)
- - [emsdk-1.27.0-full-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.27.0-full-64bit.exe)
+ - [emsdk-1.27.0-full-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.27.0-full-64bit.exe) (last release based on Clang 3.3)
+ - [emsdk-1.29.0-full-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.29.0-full-64bit.exe) (first and last release based on Clang 3.4)
+ - [emsdk-1.30.0-full-64bit.exe](https://s3.amazonaws.com/mozilla-games/emscripten/releases/emsdk-1.30.0-full-64bit.exe) (first and last release based on Clang 3.5)