diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5a289aa..3cefabe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 This file is used to list changes made in each version of the squid cookbook.
 
-## Unreleased
+## 5.1.9 - *2024-05-03*
 
 ## 5.1.8 - *2024-05-03*