diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index c41afdd..83669f9 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -23,8 +23,7 @@ jobs:
         - ["3.8",   "py38"]
         - ["pypy3", "pypy3"]
         - ["3.8",   "coverage"]
-    runs-on: ubuntu-latest
-    name: ${{ matrix.config[1] }}
+    runs-on: ubuntu-20.04
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python