diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3f7a4d0..b43208e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
 
       - uses: actions/setup-go@v6
         with:
-          go-version: "1.22"
+          go-version: "1.23"
 
       - name: Build
         run: go build ./...
@@ -33,7 +33,7 @@ jobs:
 
       - uses: actions/setup-go@v6
         with:
-          go-version: "1.22"
+          go-version: "1.23"
 
       - name: Build ods CLI
         run: go build -o ods ./cmd/ods
diff --git a/README.md b/README.md
index 42b2007..9b35dc8 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 **Reference CLI tool for Open Delivery Spec validation and generation.**
 
 [![CI](https://github.com/open-delivery-spec/cli/actions/workflows/ci.yml/badge.svg)](https://github.com/open-delivery-spec/cli/actions/workflows/ci.yml)
-[![Go Version](https://img.shields.io/badge/Go-1.22+-00ADD8?logo=go)](https://go.dev)
+[![Go Version](https://img.shields.io/badge/Go-1.23+-00ADD8?logo=go)](https://go.dev)
 [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](LICENSE)
 
 > **Status**: Early development. `validate` subcommands are functional. Other command groups (`generate`, `review`, `release`, `evidence`, `ci`, `approval`) are stubs that print placeholder output. See [Roadmap](https://github.com/open-delivery-spec/spec/blob/main/ROADMAP.md) for module maturity.