diff --git a/History.md b/History.md
index 4a693e4..606707b 100644
--- a/History.md
+++ b/History.md
@@ -2,6 +2,7 @@
 2.0.0 /
 ==================
 
+ * Fix malformed content-type header causing exception on charset get (#898)
  * fix: subdomains should be [] if the host is an ip (#808)
  * don't pre-bound onerror [breaking change] (#800)
  * fix `ctx.flushHeaders()` to use `res.flushHeaders()` instead of `res.writeHead()` (#795)
@@ -12,6 +13,11 @@
  * improve linting
  * improve docs
 
+2.0.0-alpha.8 / 2017-02-13
+==================
+
+ * Fix malformed content-type header causing exception on charset get (#898)
+
 2.0.0-alpha.7 / 2016-09-07
 ==================
 
diff --git a/package.json b/package.json
index 07fcb53..84ca8cc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "koa",
-  "version": "2.0.0-alpha.7",
+  "version": "2.0.0-alpha.8",
   "description": "Koa web app framework",
   "main": "lib/application.js",
   "scripts": {