diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4fd3a168..744676db 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 ## [Unreleased]
 
 - Added Node.js version 22.9.0.
+- Added Yarn version 4.5.0.
 
 ## [v264] - 2024-09-05
 
diff --git a/inventory/yarn.toml b/inventory/yarn.toml
index e63c2a5d..708aacbb 100644
--- a/inventory/yarn.toml
+++ b/inventory/yarn.toml
@@ -1092,3 +1092,9 @@ channel = "release"
 url = "https://heroku-nodebin.s3.us-east-1.amazonaws.com/yarn/release/yarn-v4.4.1.tar.gz"
 etag = "6a1536295fe451213537fb1cc0f5de63"
 
+[[releases]]
+version = "4.5.0"
+channel = "release"
+url = "https://heroku-nodebin.s3.us-east-1.amazonaws.com/yarn/release/yarn-v4.5.0.tar.gz"
+etag = "4794a306e45c69f4b0cf10c775c9f010"
+