diff --git a/phlex/core/CMakeLists.txt b/phlex/core/CMakeLists.txt
index c59d0ccd..36fd293a 100644
--- a/phlex/core/CMakeLists.txt
+++ b/phlex/core/CMakeLists.txt
@@ -60,6 +60,7 @@ install(
     graph_proxy.hpp
     input_arguments.hpp
     message.hpp
+    multilayer_join_node.hpp
     index_router.hpp
     node_catalog.hpp
     product_query.hpp