diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
--- a/.github/workflows/ci-build.yml
+++ b/.github/workflows/ci-build.yml
@@ -99,7 +99,7 @@ jobs:
 
     name: Linux (${{ matrix.name }})
 
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     env:
       CC: ${{ matrix.compiler }}
       CXX: ${{ matrix.cxxcompiler }}