diff --git a/CMakeLists.txt b/CMakeLists.txt
index 01c63c42..96698e94 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,13 +6,14 @@ PROJECT(SimpleAmqpClient)
 # NOTE: THIS IS UNRELATED to the actual project version
 #
 # 1. If the library source code has changed at all since the last update, then increment revision
-# 2. If any interfaces have been added, removed, or changed since the last update, increment current and set revision to 0.
+# 2. If any interfaces have been added, removed, or changed since the last update, increment
+#    current and set revision to 0.
 # 3. If any interfaces have been added since the last public release, then increment age.
 # 4. If any interfaces have been removed since the last public release, then set age to 0.
 
-set(SAC_SOVERSION_CURRENT   4)
+set(SAC_SOVERSION_CURRENT   5)
 set(SAC_SOVERSION_REVISION  0)
-set(SAC_SOVERSION_AGE       2)
+set(SAC_SOVERSION_AGE       3)
 
 math(EXPR SAC_SOVERSION_MAJOR "${SAC_SOVERSION_CURRENT} - ${SAC_SOVERSION_AGE}")
 math(EXPR SAC_SOVERSION_MINOR "${SAC_SOVERSION_AGE}")
diff --git a/ChangeLog.md b/ChangeLog.md
index 166514c7..250fe3b0 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,13 @@
+Changes since v2.2 (v2.3):
+NOTE: this release uses new rabbitmq-c interfaces introduced in v0.4.0, thus
+requires rabbitmq-c v0.4.0 or later.
+- Add support for SSL (Ashok Anand 44b8b4e)
+- Use new rabbitmq-c socket interface (Nikita Vasiliev 9f6cdac)
+- Use new rabbitmq-c error-string interface (a26da26)
+- Code formatting and license header updates (752ae75, 5a2f64c, c3dec10, 2b82942)
+- Use new rabbitmq-c timeout interface when reading frames (d4a9f31)
+- Use new rabbitmq-c interface to release memory on a per-channel basis (49b8ba8)
+
 Changes since v2.1 (v2.2):
 NOTE: this is the last version targeting rabbitmq-c v0.3, newer versions will
       target rabbitmq-c v0.4
diff --git a/README.md b/README.md
index 47122a24..4c2496d7 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ Known to work in the following environments:
 
 ### Pre-requisites
 +  [boost-1.47.0](http://www.boost.org/) or newer (uses chrono, system internally in addition to other header based libraries such as sharedptr and noncopyable)
-+  [rabbitmq-c](http://github.com/alanxz/rabbitmq-c) you'll need version 0.2 or better.
++  [rabbitmq-c](http://github.com/alanxz/rabbitmq-c) you'll need version 0.4.0 or better.
 +  [cmake 2.8+](http://www.cmake.org/) what is needed for the build system
 +  [Doxygen](http://www.stack.nl/~dimitri/doxygen/) OPTIONAL only necessary to generate API documentation