diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7cb7a436e7d59824023e989bb72352cb0a3f0e71..dfb81c476d7a1017ef9ad45dee3551245f93cc93 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,9 @@ Newest changes should be on top.
 This document is user facing. Please word the changes in such a way
 that users understand how the changes affect the new version.
 -->
+version 5.0.1-dev
+---------------------------
++ add runtime memory to number of tasks.
 
 version 5.0.0
 ---------------------------