diff --git a/CHANGELOG.md b/CHANGELOG.md
index eed611ed..e9a0db08 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+## Version 3.2.2.0
+
+* New API: waitReadSocketSTM, waitAndCancelReadSocketSTM,
+  waitWriteSocketSTM, waitAndCancelWriteSocketSTM
+  [#586](https://github.com/haskell/network/issues/585)
+* Checking the length of ASCII string allowing trailing 0.
+  [#585](https://github.com/haskell/network/issues/585)
+
 ## Version 3.2.1.0
 
 * Trying to release with the latest autoreconf.
diff --git a/configure.ac b/configure.ac
index a307812a..1eaa955e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_INIT([Haskell network package],
-        [3.2.0.0],
+        [3.2.2.0],
         [libraries@haskell.org],
         [network])
 
diff --git a/network.cabal b/network.cabal
index b4fa6a6b..391b9674 100644
--- a/network.cabal
+++ b/network.cabal
@@ -1,6 +1,6 @@
 cabal-version:      1.18
 name:               network
-version:            3.2.1.0
+version:            3.2.2.0
 license:            BSD3
 license-file:       LICENSE
 maintainer:         Kazu Yamamoto, Tamar Christina