diff --git a/src/meson.build b/src/meson.build
index fd56941..6b1fea9 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -18,3 +18,7 @@
 install_headers(
   'stdplus/signal.hpp',
   subdir: 'stdplus')
+
+install_headers(
+  'stdplus/handle/managed.hpp',
+  subdir: 'stdplus/handle')