diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 1bf30eec1..bf0ada29d 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -201,7 +201,7 @@ jobs:
     runs-on: ${{ matrix.ubuntu }}
     strategy:
       matrix:
-        ubuntu: ['ubuntu-20.04', 'ubuntu-18.04']
+        ubuntu: ['ubuntu-20.04', 'ubuntu-22.04']
     if: always()
     needs: [clang_check]
     defaults: