diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 88369d71b..7fbfe46cd 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -60,7 +60,7 @@ jobs:
         parallel-finished: true
   build:
     needs: [test]
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     if: github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/tags/v')
     steps:
     - run: |