diff --git a/engine/src/entity.hpp b/engine/include/sophia/entity.hpp
similarity index 100%
rename from engine/src/entity.hpp
rename to engine/include/sophia/entity.hpp
diff --git a/engine/src/entity.cpp b/engine/src/scene/entity.cpp
similarity index 82%
rename from engine/src/entity.cpp
rename to engine/src/scene/entity.cpp
index eed9281..553a759 100644
--- a/engine/src/entity.cpp
+++ b/engine/src/scene/entity.cpp
@@ -1,4 +1,4 @@
-#include "entity.hpp"
+#include <sophia/entity.hpp>
 
 namespace sophia {
 
diff --git a/engine/src/scene.cpp b/engine/src/scene/scene.cpp
similarity index 100%
rename from engine/src/scene.cpp
rename to engine/src/scene/scene.cpp