diff --git a/scripts/run_cmake_config.yaml b/scripts/run_cmake_config.yaml
index 7b7efb8..d7f6d14 100644
--- a/scripts/run_cmake_config.yaml
+++ b/scripts/run_cmake_config.yaml
@@ -28,3 +28,5 @@ arguments:
     - '-DCMAKE_CXX_FLAGS=-gmlt'
   windows:
     - '-D LLVM_ENABLE_DIA_SDK=OFF'
+    # to help debugging failing tests
+    - '-D CMAKE_BUILD_TYPE=RelWithDebInfo'