diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4abdb76..cb334a6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,14 @@
+## [12.0.0](https://github.com/multiformats/js-mafmt/compare/v11.1.2...v12.0.0) (2023-03-20)
+
+
+### ⚠ BREAKING CHANGES
+
+* the existing WebRTCDirect multicodec name has been deprecated and renamed P2PWebRTCDirect. The new WebRTCDirect codec has been added but is not the same, please check your code before upgrading!  Integer codes are unchanged.
+
+### Bug Fixes
+
+* Rename WebRTCDirect to P2PWebRTCDirect and deprecate ([#146](https://github.com/multiformats/js-mafmt/issues/146)) ([92f92d7](https://github.com/multiformats/js-mafmt/commit/92f92d7841c26c149bce2b6b3c0026507fd318ed))
+
 ## [11.1.2](https://github.com/multiformats/js-mafmt/compare/v11.1.1...v11.1.2) (2023-03-17)
 
 
diff --git a/package.json b/package.json
index 08b6039..90802a6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@multiformats/mafmt",
-  "version": "11.1.2",
+  "version": "12.0.0",
   "description": "A multiaddr validator",
   "license": "Apache-2.0 OR MIT",
   "homepage": "https://github.com/multiformats/js-mafmt#readme",