diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 92977cf..90366d5 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,15 +1,17 @@
 2012-02-XX   1.1.0:
 -------------------
   * add Python 3 support
+  * impove documentation
+
 
 
 2011-06-11   1.0.1:
 -------------------
   * add example which implements a slow pure Python patch function
-
   * using cStringIO (instead of StringIO) in format module
 
 
+
 2011-05-23   1.0.0:
 -------------------
 initial release