diff --git a/OOMAnalyser.html b/OOMAnalyser.html
index 54ba75b..6bbaa9f 100644
--- a/OOMAnalyser.html
+++ b/OOMAnalyser.html
@@ -640,6 +640,19 @@ function goBack() {
 </div>
 
 <div class="js-text--default-hide js-text--display-none" id="changelog">
+    <h3>Version 0.4.0 - 2020-XX-XX:</h3>
+
+    <h4>General</h4>
+    <ol>
+        <li>...</li>
+    </ol>
+
+    <h4>Note</h4>
+    See the
+    <a href="https://github.com/CarstenGrohmann/OOMAnalyser/compare/v0.3.0...master"
+       title="commit history">commit history</a>
+    of the repository for a full list of changes.
+
     <h3>Version 0.3.0 - 2019-11-24:</h3>
 
     <h4>General</h4>
diff --git a/OOMAnalyser.py b/OOMAnalyser.py
index 7bea5d4..3311687 100644
--- a/OOMAnalyser.py
+++ b/OOMAnalyser.py
@@ -10,7 +10,7 @@ import re
 DEBUG = False
 """Show additional information during the development cycle"""
 
-VERSION = "0.3.0"
+VERSION = "0.4.0 (devel)"
 """Version number"""