diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 4b597f8481..04404d1b9d 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -200,13 +200,10 @@ jobs:
             add_toolchain_repo: true
             asan: ON
             install_extra: g++-13
-          - name: build-ubuntu-clang10
-            os: ubuntu-20.04 # clang-10 is not available on ubuntu-22.04
-            cxx: clang++-10
-            install_extra: clang-10 libomp-10-dev
           - name: build-ubuntu-clang11
             cxx: clang++-11
-            install_extra: clang-11 libomp-11-dev
+            install_extra: clang-11 libomp-11-dev g++-12 # for libstdc++
+            cxx_flags: --gcc-install-dir=/usr/lib/gcc/x86_64-linux-gnu/12
           - name: build-ubuntu-clang12
             cxx: clang++-12
             install_extra: clang-12 libomp-12-dev