diff --git a/ChangeLog b/ChangeLog
index 7bbacd0e9df..ad9b4fe24cd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,143 @@
-2014.09.24, Version 0.11.14 (Unstable)
+2015.01.20, Version 0.11.15 (Unstable)
+
+* v8: Upgrade to 3.28.73
+
+* uv: Upgrade to 1.0.2
+
+* npm: Upgrade to v2.1.6
+
+* uv: float patch to revert tty breakage (Trevor Norris)
+
+* v8: re-implement debugger-agent (Fedor Indutny)
+
+* v8: apply floating irhydra patch (Fedor Indutny)
+
+* v8: fix postmortem-metadata generator (Refael Ackermann)
+
+* debugger: fix unhandled error in setBreakpoint (Miroslav Bajtoš)
+
+* async-wrap: add event hooks (Trevor Norris)
+
+* async-wrap: expose async-wrap as binding (Trevor Norris)
+
+* buffer, doc: misc. fix and cleanup (Trevor Norris)
+
+* buffer: add generic functions for (u)int ops (Yazhong Liu)
+
+* buffer: fix and cleanup fill() (Trevor Norris)
+
+* buffer: mv floating point read/write checks to JS (Trevor Norris)
+
+* build, i18n: improve Intl build, add "--with-intl" (Steven R. Loomis)
+
+* build: add small-icu support for binary packages (Julien Gilli)
+
+* build: do not generate support for libuv's probes (Julien Gilli)
+
+* build: i18n: add icu config options (Steven R. Loomis)
+
+* build: i18n: support little-endian machines (Steven Loomis)
+
+* build: vcbuild fix "The input line is too long." (Alexis Campailla)
+
+* child_process: improve spawn() argument handling (cjihrig)
+
+* cluster: avoid race enabling debugger in worker (Timothy J Fontaine)
+
+* cluster: cluster.disconnect() should check status (Sam Roberts)
+
+* cluster: do not signal children in debug mode (Fedor Indutny)
+
+* cluster: don't assert if worker has no handles (Sam Roberts)
+
+* core: fix usage of uv_cwd (Saúl Ibarra Corretgé)
+
+* core: replace uv_fs_readdir with uv_fs_scandir (Saúl Ibarra Corretgé)
+
+* crypto: createDiffieHellman throw for bad args (Trevor Norris)
+
+* crypto: lower RSS usage for TLSCallbacks (Fedor Indutny)
+
+* crypto: store thread id as pointer-sized (Alexis Campailla)
+
+* dns: propagate domain for c-ares methods (Chris Dickinson)
+
+* fs: fix symlink error message (Vladimir Kurchatkin)
+
+* http: Improve _addHeaderLines method (Jackson Tian)
+
+* http: cleanup setHeader() (Trevor Norris)
+
+* http: rename flush to flushHeaders (Timothy J Fontaine)
+
+* lib,src: fix spawnSync ignoring its 'env' option (Juanjo)
+
+* modules: adding load linked modules feature (Thorsten Lorenz)
+
+* net: Make server.connections un-enumerable (Patrick Mooney)
+
+* net: add pauseOnConnect option to createServer() (cjihrig)
+
+* net: make connect() input validation synchronous (cjihrig)
+
+* node: avoid automatic microtask runs (Vladimir Kurchatkin)
+
+* node: fix throws before timer module is loaded (Trevor Norris)
+
+* openssl: fix keypress requirement in apps on win32 (Fedor Indutny)
+
+* path: added parse() and format() functions (Rory Bradford)
+
+* path: allow calling platform specific methods (Timothy J Fontaine)
+
+* path: don't lower-cases drive letters (Bert Belder)
+
+* path: refactor normalizeArray() (Nathan Woltman)
+
+* process: pid can be a string in process.kill() (Sam Roberts)
+
+* readline: fix performance issue when large line (Jicheng Li)
+
+* readline: should not require an output stream. (Julien Gilli)
+
+* smalloc: check if obj has external data (Vladimir Kurchatkin)
+
+* smalloc: don't allow to dispose typed arrays (Vladimir Kurchatkin)
+
+* smalloc: fix bad assert for zero length data (Trevor Norris)
+
+* smalloc: fix copyOnto optimization (Vladimir Kurchatkin)
+
+* src: all wrap's now use actual FunctionTemplate (Trevor Norris)
+
+* src: fix VC++ warning C4244 (Rasmus Christian Pedersen)
+
+* src: remove Async Listener (Trevor Norris)
+
+* stream: switch _writableState.buffer to queue (Chris Dickinson)
+
+* streams: make setDefaultEncoding() throw (Brian White)
+
+* streams: set default encoding for writable streams (Johnny Ray)
+
+* tls: remove tls.createSecurePair code deprecation (Jackson Tian)
+
+* tls_wrap: ignore ZERO_RETURN after close_notify (Fedor Indutny)
+
+* url: change hostname regex to negate invalid chars (Jonathan Johnson)
+
+* url: fixed encoding for slash switching emulation. (Evan Rutledge Borden)
+
+* url: improve parsing speed (CGavrila)
+
+* url: make query() consistent (Gabriel Wicke)
+
+* url: support `path` for url.format (Yazhong Liu)
+
+* util: add es6 Symbol support for `util.inspect` (gyson)
+
+
+2014.09.24, Version 0.11.14 (Unstable), 902090af5375e497dded310575f19de5328a9bbc
 
 * uv: Upgrade to v1.0.0-rc1
 
diff --git a/src/node_version.h b/src/node_version.h
index ca154026c7f..a291055a02f 100644
--- a/src/node_version.h
+++ b/src/node_version.h
@@ -26,7 +26,7 @@
 #define NODE_MINOR_VERSION 11
 #define NODE_PATCH_VERSION 15
 
-#define NODE_VERSION_IS_RELEASE 0
+#define NODE_VERSION_IS_RELEASE 1
 
 #ifndef NODE_TAG
 # define NODE_TAG ""