diff --git a/History.md b/History.md
index bae4eeb..fa362ab 100644
--- a/History.md
+++ b/History.md
@@ -2,6 +2,8 @@
 2.0.0 /
 ==================
 
+ * don't pre-bound onerror [breaking change] (#800)
+ * fix `ctx.flushHeaders()` to use `res.flushHeaders()` instead of `res.writeHead()` (#795)
  * fix(response): correct response.writable logic (#782)
  * merge v1.1.2 and v1.2.0 changes
  * include `koa-convert` so that generator functions still work
@@ -9,6 +11,11 @@
  * improve linting
  * improve docs
 
+ 2.0.0-alpha.6 / 2016-08-29
+ ==================
+
+  * don't pre-bound onerror [breaking change]
+
 2.0.0-alpha.5 / 2016-08-10
 ==================
 
diff --git a/package.json b/package.json
index 6f49fb3..b3acb46 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "koa",
-  "version": "2.0.0-alpha.5",
+  "version": "2.0.0-alpha.6",
   "description": "Koa web app framework",
   "main": "lib/application.js",
   "scripts": {