diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 5e2f756d..2f4369a8 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -176,6 +176,10 @@ jobs:
             compiler: {cxx: clang++-9, cc: clang-9, macos_cxx: /usr/local/opt/llvm@9/bin/clang++, macos_cc: /usr/local/opt/llvm@9/bin/clang, apt_package: clang-9, homebrew_package: llvm@9}
           - os: ubuntu-22.04
             compiler: {cxx: clang++-10, cc: clang-10, macos_cxx: /usr/local/opt/llvm@10/bin/clang++, macos_cc: /usr/local/opt/llvm@10/bin/clang, apt_package: clang-10, homebrew_package: llvm@10}
+          # Clang 11 on Ubuntu seems to have a bug that fails CI
+          - os: ubuntu-22.04
+            compiler: {cxx: clang++-11, cc: clang-11, macos_cxx: /usr/local/opt/llvm@11/bin/clang++, macos_cc: /usr/local/opt/llvm@11/bin/clang, apt_package: "clang-11 libomp5-11 libomp-11-dev", homebrew_package: llvm@11}
+            build_type: Debug
         include:
           - name: Local dependencies
             os: ubuntu-22.04