diff --git a/CMakeLists.txt b/CMakeLists.txt
index a48ced3..7a32d57 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -36,6 +36,10 @@ add_executable(CodingGame
   src/renderer/shader.cpp
   src/renderer/texture.cpp
   src/renderer/wavefront.cpp
+  src/renderer/engine.cpp
+
+  include/window/event.hpp
+  src/window/window.cpp
 
   src/main.cpp
 )