diff --git a/CHANGELOG.md b/CHANGELOG.md
index 59936c9..f224895 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## v0.5.9 (2016-07-07)
+- Make the event loop be lazy initialized
+- Add support for segment (de)serialization (thanks to @gcv). See to_segments/from_segments methods.
+- Fix response objects not referencing parents correctly
+- Add test for large reads
+
 ## v0.5.8 (2016-05-27)
 - Fix build problem with Cython v0.24
 - Include the changelog in the manifest (should fix install problems if pandoc is present)
diff --git a/setup.py b/setup.py
index de30104..7881bb4 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@ _this_dir = os.path.dirname(__file__)
 
 MAJOR = 0
 MINOR = 5
-MICRO = 8
+MICRO = 9
 VERSION = '%d.%d.%d' % (MAJOR, MINOR, MICRO)