diff --git a/build-config/meson.build b/build-config/meson.build
index 4a1443a..0dab29f 100644
--- a/build-config/meson.build
+++ b/build-config/meson.build
@@ -8,8 +8,6 @@ subdir('opatIO')
 subdir('mpi')
 subdir('hypre')
 subdir('pybind')
-subdir('mpi')
-subdir('hypre')
 
 # Set the config file error handling options
 configErr = get_option('config_error_handling')