diff --git a/.gitignore b/.gitignore
index 92cc732..6510088 100644
--- a/.gitignore
+++ b/.gitignore
@@ -62,10 +62,11 @@ subprojects/mfem/
 subprojects/tetgen/
 subprojects/yaml-cpp/
 subprojects/quill/
-subprojects/googletest-1.15.2/
+subprojects/googletest-*/
 subprojects/opat-core/
 subprojects/pybind11*/
 subprojects/packagecache/
+subprojects/hypre/
 
 .vscode/
 
diff --git a/build-config/mpi/meson.build b/build-config/mpi/meson.build
new file mode 100644
index 0000000..e69de29