diff --git a/README.rst b/README.rst
index 66bfcb1..0e4ef43 100644
--- a/README.rst
+++ b/README.rst
@@ -78,6 +78,10 @@ Please see `LICENSE`_.
 Changelog
 =========
 
+- `v2.6.1`_
+
+  * use native structure size/aligment by default
+
 - `v2.6.0`_
 
   * add V850(E2S) architecture
diff --git a/setup.py b/setup.py
index 7104539..45be9b8 100644
--- a/setup.py
+++ b/setup.py
@@ -30,7 +30,7 @@
 
 setup(
     name = 'amoco',
-    version = '2.6.0',
+    version = '2.6.1',
     description = 'yet another binary analysis framework',
     long_description = long_descr,
     # Metadata