diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5d3f41169..ee54a8e78 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,7 +12,7 @@ jobs:
     - name: Use Node.js
       uses: actions/setup-node@v1
       with:
-        node-version: '14.x'
+        node-version: '12.x'
     - run: npm install -g gulp
     - run: npm install -g lerna
     - run: lerna bootstrap