diff --git a/CHANGELOG.md b/CHANGELOG.md
index 79cf6ff83c8216..93de82884b1c4c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,19 @@
 # Node.js ChangeLog
 
+## 2016-10-18, Version 4.6.1 'Argon' (LTS), @rvagg
+
+This is a security release. All Node.js users should consult the security release summary at https://nodejs.org/en/blog/vulnerability/october-2016-security-releases/ for details on patched vulnerabilities.
+
+### Notable Changes
+
+* **c-ares**: fix for single-byte buffer overwrite, CVE-2016-5180, more information at https://c-ares.haxx.se/adv_20160929.html (Daniel Stenberg)
+
+### Commits
+
+* [[`f3c63e7ccf`](https://github.com/nodejs/node/commit/f3c63e7ccf)] - **deps**: avoid single-byte buffer overwrite (Daniel Stenberg) [#8849](https://github.com/nodejs/node/pull/8849)
+* [[`5a0daa6c2f`](https://github.com/nodejs/node/commit/5a0daa6c2f)] - **win,build**: try multiple timeservers when signing (Rod Vagg) [#9155](https://github.com/nodejs/node/pull/9155)
+
+
 ## 2016-09-27, Version 4.6.0 'Argon' (LTS), @rvagg
 
 This is a security release. All Node.js users should consult the security release summary at https://nodejs.org/en/blog/vulnerability/september-2016-security-releases/ for details on patched vulnerabilities.
diff --git a/src/node_version.h b/src/node_version.h
index 52f180eebe82a9..8a239e036b81cc 100644
--- a/src/node_version.h
+++ b/src/node_version.h
@@ -8,7 +8,7 @@
 #define NODE_VERSION_IS_LTS 1
 #define NODE_VERSION_LTS_CODENAME "Argon"
 
-#define NODE_VERSION_IS_RELEASE 0
+#define NODE_VERSION_IS_RELEASE 1
 
 #ifndef NODE_STRINGIFY
 #define NODE_STRINGIFY(n) NODE_STRINGIFY_HELPER(n)