diff --git a/engine/utility/CMakeLists.txt b/engine/utility/CMakeLists.txt
index ade6af2..0e8ebc6 100755
--- a/engine/utility/CMakeLists.txt
+++ b/engine/utility/CMakeLists.txt
@@ -5,8 +5,6 @@ set(SRC
     include/timer.hpp
     include/common.hpp
     include/aabb.hpp
-    include/path.hpp
-    include/format.hpp
     include/file_utils.hpp
     
     src/string_utils.cpp)