diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a732d1f..897585e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v4
       with:
-        go-version: 1.20.5
+        go-version: 1.21.5
 
     - name: Go vet
       run: go vet ./...