diff --git a/.github/workflows/functional-test.yaml b/.github/workflows/functional-test.yaml
index 8be5c820..c98db1c5 100644
--- a/.github/workflows/functional-test.yaml
+++ b/.github/workflows/functional-test.yaml
@@ -13,6 +13,13 @@ jobs:
     runs-on: ubuntu-18.04
 
     steps:
+
+      - name: python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.6'
+          architecture: 'x64'
+
       - name: setup
         run: |
           sudo apt update