From 086f594b8c1cd1ccc92e4ca5fd08ccaf13714e9e Mon Sep 17 00:00:00 2001
From: Christian Clauss <cclauss@me.com>
Date: Tue, 23 Feb 2021 14:35:19 +0100
Subject: [PATCH] runs-on: Ubuntu-20.04

---
 .github/workflows/ubuntu_tests.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/ubuntu_tests.yml b/.github/workflows/ubuntu_tests.yml
index 60901691..415e18a3 100644
--- a/.github/workflows/ubuntu_tests.yml
+++ b/.github/workflows/ubuntu_tests.yml
@@ -6,7 +6,7 @@ jobs:
       fail-fast: false
       matrix:
         python-version: [2.7.18, 3.5.10, 3.6.12, 3.7.9, 3.8.7, 3.9.1]  # 2.7.6, 3.4.10, 
-    runs-on: ubuntu-latest
+    runs-on: Ubuntu-20.04
     steps:
       - uses: actions/checkout@v2
       # Normally, we would use the superbly maintained...