diff --git a/.github/workflows/self-test.yml b/.github/workflows/self-test.yml
index 360a0a351..8bf225fa7 100644
--- a/.github/workflows/self-test.yml
+++ b/.github/workflows/self-test.yml
@@ -26,7 +26,7 @@ jobs:
     - name: Setup node
       uses: actions/setup-node@v1
       with:
-        node-version: ${{ matrix.node }}
+        node-version: 12.x
       
     - name: Install dependencies
       run: yarn install --frozen-lockfile