diff --git a/libui/CMakeLists.txt b/libui/CMakeLists.txt
index 415f6bde..479ee00c 100644
--- a/libui/CMakeLists.txt
+++ b/libui/CMakeLists.txt
@@ -23,3 +23,8 @@ target_compile_options(ui PRIVATE ${COMMON_FLAGS} -fno-threadsafe-statics)
 target_include_directories(ui PUBLIC ${CMAKE_CURRENT_LIST_DIR}/include/)
 target_include_directories(ui PUBLIC ${LUNA_BASE}/usr/include)
 target_link_libraries(ui PUBLIC os)
+
+add_custom_command(
+    TARGET ui
+    COMMAND "${CMAKE_COMMAND}" -E copy ${CMAKE_CURRENT_BINARY_DIR}/libui.a ${LUNA_BASE}/usr/lib/libui.a
+)