diff --git a/.github/workflows/cmake-tier1.yml b/.github/workflows/cmake-tier1.yml
index 2931b66..817616c 100644
--- a/.github/workflows/cmake-tier1.yml
+++ b/.github/workflows/cmake-tier1.yml
@@ -20,7 +20,7 @@ env:
 jobs:
 
   linux-ubuntu:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
 
     steps:
     - uses: actions/checkout@v2