diff --git a/examples/cpp/route_guide/CMakeLists.txt b/examples/cpp/route_guide/CMakeLists.txt
index f3a286e2ab7..90cebda39b1 100644
--- a/examples/cpp/route_guide/CMakeLists.txt
+++ b/examples/cpp/route_guide/CMakeLists.txt
@@ -72,7 +72,8 @@ target_link_libraries(route_guide_helper
 
 # Targets route_guide_(client|server)
 foreach(_target
-  route_guide_client route_guide_server)
+  route_guide_client route_guide_server
+  route_guide_callback_client route_guide_callback_server)
   add_executable(${_target}
     "${_target}.cc")
   target_link_libraries(${_target}