diff --git a/buildpacks/go/CHANGELOG.md b/buildpacks/go/CHANGELOG.md
index f711bba..d645d2c 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 go1.24rc1 (linux-amd64), go1.24rc1 (linux-arm64).
 ## [0.5.0] - 2024-12-13
 
 - Now prefers processes set by Procfile, and no longer adds it's own processes if a Procfile is present.
diff --git a/buildpacks/go/inventory.toml b/buildpacks/go/inventory.toml
index 2a2c377..197de46 100644
--- a/buildpacks/go/inventory.toml
+++ b/buildpacks/go/inventory.toml
@@ -1,3 +1,17 @@
+[[artifacts]]
+version = "go1.24rc1"
+os = "linux"
+arch = "amd64"
+url = "https://go.dev/dl/go1.24rc1.linux-amd64.tar.gz"
+checksum = "sha256:706c3810c0826dd43bb6d5274c5fa4f644488274533a9bb1f9b13a0e302afcc6"
+
+[[artifacts]]
+version = "go1.24rc1"
+os = "linux"
+arch = "arm64"
+url = "https://go.dev/dl/go1.24rc1.linux-arm64.tar.gz"
+checksum = "sha256:febc01e97564c3851f96a778bd31f9b7631517f71e7bdf15baeb47c84d735a18"
+
 [[artifacts]]
 version = "go1.23.4"
 os = "linux"