diff --git a/README.md b/README.md
index 7edbdfa..eb95eb3 100644
--- a/README.md
+++ b/README.md
@@ -245,6 +245,7 @@ Renames a tag for the specified item:
 
 ## Release History
 
+- 2013-07-07 v0.3.1 authentication fixes
 - 2013-07-02 v0.3.0 update authentication process 
 - 2013-06-27 v0.2.0 add, modify item & modify tags
 - 2013-06-26 v0.1.0 authentication & retrieve functionality