ubuntu-20.04

dbieber · dbieber · commit eb47d20e3ea1 · 2022-11-28T12:31:57.000-05:00
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -4,7 +4,7 @@ on: [push]
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     strategy:
       matrix:
         python-version: [2.7, 3.5, 3.7, 3.8, 3.9]
