diff --git a/CHANGELOG b/CHANGELOG
index 1be5fad..a8d5860 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,4 +1,11 @@
-2021-07-08 Version 0.3
+#Changelog
+Format: Double ## for a version number followed by a space, ISO-Date, Semantic Versioning:
+## YYYY-MM-DD major.minor.patch
+Two empty lines before the next entry.
+External contributors notice at the end of the line: (LastName, FirstName / nick)
+
+
+## 2021-07-08 0.3.0
 Remove "Quick" mode.  As it turns out "Full" mode is quick enough. Port convenience features to full mode.
 Add button in session chooser for alternative access to context menu options
 Add a timeline above running session to show global jack transport position. Also add controls to set the position.
@@ -11,16 +18,20 @@ Double click on a crashed clients opens it again.
 More programs and icons added to the internal database.
 Fix a rare crash where the hostname must be case sensitive.
 
-2021-01-15 Version 0.2.1
+
+## 2021-01-15 0.2.1
 Remove Nuitka as dependency. Build commands stay the same.
 
-2020-12-05 Version 0.2.0
+
+## 2020-12-05 0.2.0
 Fix crash from Qt/PyQt regression with Qt 5.15.2
 Install nsm-data manpage
 
-2020-10-15 Version 0.1.1
+
+## 2020-10-15 0.1.1
 Correct typo in the name of the project :) Sorry.
 
-2020-07-15 Version 0.1 Proof of Concept
+
+## 2020-07-15 0.1.0
 A lot is working already, single-computer session are working fine.
 Network sessions of any form are not usable yet.
diff --git a/engine/config.py b/engine/config.py
index dfac47b..3457413 100644
--- a/engine/config.py
+++ b/engine/config.py
@@ -21,7 +21,7 @@ METADATA={
     #release announcements, entries in software directories etc.
     "tagline" : 'Music and audio production session manager based on NSM.',
 
-    "version" : "0.2.1",
+    "version" : "0.3.0",
     "year" : "2021",
     "author" : "Laborejo Software Suite",
     "url" : "https://www.laborejo.org/agordejo",