diff --git a/CHANGELOG.md b/CHANGELOG.md
index 84c121c..6f9207a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,13 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 (modification: no type change headlines) and this project adheres to
 [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [2.1.2] - 2019-12-19
+
+- Added support for the `MuirGlacier` HF by updating the `ethereumjs-common` dependency
+  to [v1.5.0](https://github.com/ethereumjs/ethereumjs-common/releases/tag/v1.5.0)
+
+[2.1.2]: https://github.com/ethereumjs/ethereumjs-tx/compare/v2.1.1...v2.1.2
+
 ## [2.1.1] - 2019-08-30
 
 - Added support for `Istanbul` reduced non-zero call data gas prices
diff --git a/README.md b/README.md
index 3d97781..38cd487 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,10 @@ using an object with `chain` and `hardfork` names. You can see en example of thi
 
 The second option is by passing the option `common` set to an instance of [ethereumjs-common](https://github.com/ethereumjs/ethereumjs-common)' Common. This is specially useful for custom networks or chains/hardforks not yet supported by `ethereumjs-common`. You can see en example of this in [./examples/custom-chain-tx.ts](./examples/custom-chain-tx.ts).
 
+## MuirGlacier Support
+
+The `MuirGlacier` hardfork is supported by the library since the `v2.1.2` release.
+
 ## Istanbul Support
 
 Support for reduced non-zero call data gas prices from the `Istanbul` hardfork
diff --git a/package.json b/package.json
index 536e634..868c104 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ethereumjs-tx",
-  "version": "2.1.1",
+  "version": "2.1.2",
   "description": "A simple module for creating, manipulating and signing Ethereum transactions",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -37,7 +37,7 @@
   "author": "mjbecze <mb@ethdev.com>",
   "license": "MPL-2.0",
   "dependencies": {
-    "ethereumjs-common": "^1.3.1",
+    "ethereumjs-common": "^1.5.0",
     "ethereumjs-util": "^6.0.0"
   },
   "devDependencies": {