diff --git a/.github/workflows/tso-function-test.yaml b/.github/workflows/tso-function-test.yaml
index 17e5ace8e5d..c9512ab747c 100644
--- a/.github/workflows/tso-function-test.yaml
+++ b/.github/workflows/tso-function-test.yaml
@@ -16,5 +16,6 @@ jobs:
         uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
+          go-version: 1.16
       - name: Make TSO Function Test
         run: make test-tso-function