diff --git a/.github/workflows/core_build.yml b/.github/workflows/core_build.yml
index 7e43788..34d5439 100644
--- a/.github/workflows/core_build.yml
+++ b/.github/workflows/core_build.yml
@@ -8,8 +8,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        compiler: [clang6, clang9, clang10]
-    runs-on: ubuntu-20.04
+        compiler: [clang]
+    runs-on: ubuntu-latest
     name: ${{ matrix.compiler }}
     env:
       COMPILER: ${{ matrix.compiler }}