diff --git a/examples/cpp/request_reply/CMakeLists.txt b/examples/cpp/request_reply/CMakeLists.txt
index 868bea9713a..bcfc2304383 100644
--- a/examples/cpp/request_reply/CMakeLists.txt
+++ b/examples/cpp/request_reply/CMakeLists.txt
@@ -35,10 +35,12 @@ if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
 endif()
 
 message(STATUS "Configuring ${PROJECT_NAME}...")
-file(GLOB_RECURSE REQUEST_REPLY_SOURCES_CXX "*.cxx")
-file(GLOB_RECURSE REQUEST_REPLY_SOURCES_CPP "*.cpp")
+file(GLOB REQUEST_REPLY_TYPES_SOURCES_CXX "types/*.cxx")
+file(GLOB REQUEST_REPLY_SOURCES_CXX "*.cxx")
+file(GLOB REQUEST_REPLY_TYPES_SOURCES_CPP "types/*.cpp")
+file(GLOB REQUEST_REPLY_SOURCES_CPP "*.cpp")
 
-add_executable(request_reply ${REQUEST_REPLY_SOURCES_CXX} ${REQUEST_REPLY_SOURCES_CPP})
+add_executable(request_reply ${REQUEST_REPLY_SOURCES_CXX} ${REQUEST_REPLY_SOURCES_CPP} ${REQUEST_REPLY_TYPES_SOURCES_CXX} ${REQUEST_REPLY_TYPES_SOURCES_CPP})
 target_compile_definitions(request_reply PRIVATE
     $<$<AND:$<NOT:$<BOOL:${WIN32}>>,$<STREQUAL:"${CMAKE_BUILD_TYPE}","Debug">>:__DEBUG>
     $<$<BOOL:${INTERNAL_DEBUG}>:__INTERNALDEBUG> # Internal debug activated.