diff --git a/docs/changelog/CHANGELOG.md b/docs/changelog/CHANGELOG.md
index 5a3a9d0cb..90dad83c0 100644
--- a/docs/changelog/CHANGELOG.md
+++ b/docs/changelog/CHANGELOG.md
@@ -3,6 +3,13 @@ Antares-Xpansion changelog
 v1.1.0 (09/2023)
 --------------------
 
+### Fix
+
+- Update performance graph in the documentation
+
+v1.1.0 (09/2023)
+--------------------
+
 ### Features
 
 - Implementation of the Benders by batch algorithm : performance improvements over the classical Benders algorithm