diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 0360d4b..844f497 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         platform: [macos-latest, ubuntu-latest, windows-latest]
-        go-version: ["1.19"]
+        go-version: ["1.21"]
     runs-on: ${{ matrix.platform }}
     steps:
       - name: Setup Go
diff --git a/CHANGELOG.md b/CHANGELOG.md
index c1f9578..9dc5780 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]
 
+## Changed
+
+- Upgrade to Go 1.21
+
 ### Fixed
 
 - Vertical spacing for buttons on web pages