From 3aefe4f894b77308bf891fb97f9880af8c737972 Mon Sep 17 00:00:00 2001
From: Sergio Benitez <sb@sergio.bz>
Date: Sat, 28 Apr 2018 18:23:40 -0700
Subject: [PATCH] Update CHANGELOG for 0.3.9.

---
 CHANGELOG.md | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3cc71313..b46baee3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,26 @@
+# Version 0.3.9 (Apr 26, 2018)
+
+## Core
+
+  * Core was updated for `2018-04-26` nightly.
+  * Minimum required `rustc` is `1.27.0-nightly 2018-04-26`.
+  * Managed state retrieval cost was reduced to an unsynchronized `HashMap`
+    lookup.
+
+## Codegen
+
+  * Codegen was updated for `2018-04-26` nightly.
+  * Minimum required `rustc` is `1.27.0-nightly 2018-04-26`.
+
+## Contrib
+
+  * A 512-byte buffer is preallocated when deserializing JSON, improving
+    performance.
+
+## Docs
+
+  * Fixed various typos in rustdocs and guide.
+
 # Version 0.3.8 (Apr 07, 2018)
 
 ## Codegen