diff --git a/buildpacks/go/CHANGELOG.md b/buildpacks/go/CHANGELOG.md
index 22c64f4..fc1002e 100644
--- a/buildpacks/go/CHANGELOG.md
+++ b/buildpacks/go/CHANGELOG.md
@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+- Added go1.23rc2 (linux-amd64), go1.23rc2 (linux-arm64).
 ## [0.4.1] - 2024-07-15
 
 - Added go1.21.12 (linux-amd64), go1.21.12 (linux-arm64), go1.22.5 (linux-amd64), go1.22.5 (linux-arm64), go1.23rc1 (linux-arm64), go1.23rc1 (linux-amd64).
diff --git a/buildpacks/go/inventory.toml b/buildpacks/go/inventory.toml
index b6731af..f42ccdb 100644
--- a/buildpacks/go/inventory.toml
+++ b/buildpacks/go/inventory.toml
@@ -1,3 +1,17 @@
+[[artifacts]]
+version = "go1.23rc2"
+os = "linux"
+arch = "amd64"
+url = "https://go.dev/dl/go1.23rc2.linux-amd64.tar.gz"
+checksum = "sha256:fa906bbb6d2077a1a58d91ca267e0fc5cb6d437807fb0725d10f23531e9258d2"
+
+[[artifacts]]
+version = "go1.23rc2"
+os = "linux"
+arch = "arm64"
+url = "https://go.dev/dl/go1.23rc2.linux-arm64.tar.gz"
+checksum = "sha256:56f89c249ba8a2fb642a23c62eadaaea10622e60a6c6149eaf853c951134b0af"
+
 [[artifacts]]
 version = "go1.23rc1"
 os = "linux"