diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6b7ca3a..7c73b4c 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -87,7 +87,9 @@
 target_link_libraries(fru-device stdc++fs)
 target_link_libraries(fru-device ${Boost_LIBRARIES})
 
-add_executable(entity-manager src/EntityManager.cpp src/Utils.cpp)
+add_executable(entity-manager src/EntityManager.cpp
+                              src/Overlay.cpp
+                              src/Utils.cpp)
 
 target_link_libraries(entity-manager  ${DBUS_LIBRARIES})
 target_link_libraries(entity-manager pthread)