diff --git a/include/wrenpp/meson.build b/include/wrenpp/meson.build
index 5e2e6e3..6ebe6b5 100644
--- a/include/wrenpp/meson.build
+++ b/include/wrenpp/meson.build
@@ -6,6 +6,9 @@ include_files = [
   'handle.hpp',
   'vm_fun.hpp',
   'vm.hpp',
+]
+
+include_files_detail = [
   'detail/construct_foreign_class.hpp',
   'detail/error_type.hpp',
   'detail/guess_class_name.hpp',
@@ -18,5 +21,6 @@ include_files = [
 ]
 
 if not meson.is_subproject()
-  install_data(sources: include_files, install_dir: 'include/wrenpp')
+  install_headers(include_files)
+  install_headers(include_files_detail, subdir: 'detail')
 endif