diff --git a/.github/workflows/testbuild.yaml b/.github/workflows/testbuild.yaml
index 1105fc2a..3e8ad4bd 100644
--- a/.github/workflows/testbuild.yaml
+++ b/.github/workflows/testbuild.yaml
@@ -8,9 +8,7 @@ on:
 
 jobs:
   build:
-
-    #runs-on: ubuntu-latest
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
 
     steps:
     - name: Check out code from GitHub