diff --git a/CHANGES.md b/CHANGES.md
index 5a714381..2557a241 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,6 +2,9 @@
 
 This document describes the relevant changes between releases of the API model.
 
+## 0.0.311 August 21 2023
+- Add a new resource to OSL clusters/cluster_logs
+
 ## 0.0.310 August 17 2023
 - Modify SelfAccessReview to return IsOCMInternal field