diff --git a/.changelog/unreleased/breaking-changes/4039-go-2024-3107.md b/.changelog/v0.15.0/breaking-changes/4039-go-2024-3107.md
similarity index 100%
rename from .changelog/unreleased/breaking-changes/4039-go-2024-3107.md
rename to .changelog/v0.15.0/breaking-changes/4039-go-2024-3107.md
diff --git a/.changelog/v0.15.0/summary.md b/.changelog/v0.15.0/summary.md
new file mode 100644
index 0000000..fb0cb4c
--- /dev/null
+++ b/.changelog/v0.15.0/summary.md
@@ -0,0 +1,3 @@
+*September 9, 2024*
+
+This release bumps the Go version to 1.23.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f29f51a..b721237 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # CHANGELOG
 
+## v0.15.0
+
+*September 9, 2024*
+
+This release bumps the Go version to 1.23.
+
+### BREAKING CHANGES
+
+- `[go/runtime]` Bump minimum Go version to v1.23
+  ([\#4039](https://github.com/cometbft/cometbft/issues/4039))
+
 ## v0.14.0
 
 *Aug 9, 2024*
diff --git a/README.md b/README.md
index ce4f152..76e672c 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ recommend depending on this library for new projects.
 
 ## Minimum Go Version
 
-Go 1.22+
+Go 1.23+
 
 ## Supported Database Backends