diff --git a/.github/workflows/cgl-and-unit.yaml b/.github/workflows/cgl-and-unit.yaml
index e5859ba..2a1b4fa 100644
--- a/.github/workflows/cgl-and-unit.yaml
+++ b/.github/workflows/cgl-and-unit.yaml
@@ -4,7 +4,7 @@ on: [push, pull_request]
 
 jobs:
   cgl-and-unit-tests:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     strategy:
       fail-fast: false
       matrix: