diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 29a0eeb..6636b89 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -19,7 +19,7 @@ jobs:
     steps:
       - uses: actions/setup-go@v5
         with:
-          go-version: '1.20'
+          go-version: '1.21.1'
       - uses: actions/checkout@v4
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v3
diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index 821a614..529a1df 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -24,7 +24,7 @@ jobs:
       - name: Cache Go dependencies
         uses: actions/setup-go@v5
         with:
-          go-version: '1.20'
+          go-version: '1.21.1'
 
       - name: Execute unit test
         run: make test