diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c026cb3f4..fc46f9618 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,6 +19,7 @@ jobs:
     strategy:
       matrix:
         os: [ ubuntu-20.04, macos-11, windows-2022 ] # list of os: https://github.com/actions/virtual-environments
+        go: ['1.20', '1.21']
     runs-on: ${{ matrix.os }}
 
     steps:
@@ -33,7 +34,7 @@ jobs:
           fetch-depth: 0 # fetch git tags for "git describe"
       - uses: actions/setup-go@v4
         with:
-          go-version: '1.19'
+          go-version: ${{ matrix.go }}
 
       - name: Install deps
         if: matrix.os == 'ubuntu-20.04'