diff --git a/CHANGELOG.md b/CHANGELOG.md
index fba0b3df..24a0e164 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,15 @@
 
 #### Unreleased
 
+#### Version 22.9.1
+
+Released on 07.09.2022
+
+- Feature: Unify tarifs and usages in a single tab
+- Feature: Set indiviual colors for occupancies through booking
+- Feature: Define multiple invoice_types per tarif
+- Fix: Show invoice_parts for missing usages
+
 #### Version 22.8.2
 
 Released on 24.08.2022
diff --git a/VERSION b/VERSION
index d72179fc..29059391 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-V22.8.2
+V22.9.1