diff --git a/CHANGELOG.md b/CHANGELOG.md
index f1c0aedb..51eae81f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Added go1.20.10, go1.20.9, go1.21.2, go1.21.3. ([#168](https://github.com/heroku/buildpacks-go/pull/168))
+
 ## [0.1.9] - 2023-09-18
 
 ### Added
diff --git a/inventory.toml b/inventory.toml
index a3fbbcf0..10040a3e 100644
--- a/inventory.toml
+++ b/inventory.toml
@@ -1,3 +1,15 @@
+[[artifacts]]
+go_version = "go1.21.3"
+semantic_version = "1.21.3"
+architecture = "linux-amd64"
+sha_checksum = "1241381b2843fae5a9707eec1f8fb2ef94d827990582c7c7c32f5bdfbfd420c8"
+
+[[artifacts]]
+go_version = "go1.21.2"
+semantic_version = "1.21.2"
+architecture = "linux-amd64"
+sha_checksum = "f5414a770e5e11c6e9674d4cd4dd1f4f630e176d1828d3427ea8ca4211eee90d"
+
 [[artifacts]]
 go_version = "go1.21.1"
 semantic_version = "1.21.1"
@@ -34,6 +46,18 @@ semantic_version = "1.21.0-rc1"
 architecture = "linux-amd64"
 sha_checksum = "d3f54a95b085cd6745fb306910b36670dac4e9e985c8f2920e6bcc35b9d7feb9"
 
+[[artifacts]]
+go_version = "go1.20.10"
+semantic_version = "1.20.10"
+architecture = "linux-amd64"
+sha_checksum = "80d34f1fd74e382d86c2d6102e0e60d4318461a7c2f457ec1efc4042752d4248"
+
+[[artifacts]]
+go_version = "go1.20.9"
+semantic_version = "1.20.9"
+architecture = "linux-amd64"
+sha_checksum = "8921369701afa749b07232d2c34d514510c32dbfd79c65adb379451b5f0d7216"
+
 [[artifacts]]
 go_version = "go1.20.8"
 semantic_version = "1.20.8"