diff --git a/CHANGELOG.md b/CHANGELOG.md
index f0b03dc7..06134ebe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## 2.0.0 - 2015-08-04
+
+- Classes were renamed and namespaced ([#243](https://github.com/phpseclib/phpseclib/issues/243))
+- The use of an autoloader is now required (e.g. Composer)
+
 ## 1.0.0 - 2015-08-02
 
 - OpenSSL support for symmetric ciphers ([#507](https://github.com/phpseclib/phpseclib/pull/507))
@@ -102,4 +107,4 @@
 = add support for AES-128-CBC and DES-EDE3-CFB encrypted RSA private keys
 - add Net_SFTP::stat(), Net_SFTP::lstat() and Net_SFTP::rawlist()
 - logging was added to Net_SSH1
-- the license was changed to the less restrictive MIT license
\ No newline at end of file
+- the license was changed to the less restrictive MIT license