diff --git a/CHANGELOG.md b/CHANGELOG.md
index 187bd7f..1d939e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+4.2.1 / 2015-05-01
+------------------
+
+- Minor emphasis update to match CM spec 0.19.
+
+
 4.2.0 / 2015-04-21
 ------------------
 
diff --git a/package.json b/package.json
index c7dcbd7..7a27ae5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "markdown-it",
-  "version": "4.2.0",
+  "version": "4.2.1",
   "description": "Markdown-it - modern pluggable markdown parser.",
   "keywords": [
     "markdown",