diff --git a/README.rst b/README.rst
index 12e4b25..6c1c78b 100644
--- a/README.rst
+++ b/README.rst
@@ -153,6 +153,10 @@ currency are converted  into the display currency of the parent cash book.
 Changes
 =======
 
+*6.0.30 - 25.07.2023*
+
+- updt: optimize code, add tests
+
 *6.0.28 - 05.06.2023*
 
 - code optimized
diff --git a/tryton.cfg b/tryton.cfg
index caff363..209d17c 100644
--- a/tryton.cfg
+++ b/tryton.cfg
@@ -1,5 +1,5 @@
 [tryton]
-version=6.0.28
+version=6.0.30
 depends:
     res
     currency