diff --git a/flake.nix b/flake.nix
index 0317113..f26f3bf 100755
--- a/flake.nix
+++ b/flake.nix
@@ -186,10 +186,11 @@
 
             buildPhase = ''
                 clang++ \
-                modules/GUImodules/TestImgui/src/*.cpp src/App.cpp \
+                modules/GUImodules/TestImgui/src/*.cpp \
                 $imgui/backends/imgui_impl_glfw.cpp \
                 $imgui/backends/imgui_impl_opengl3.cpp \
                 $imgui/*.cpp \
+                include/utils/App/App.cpp \
                 include/utils/Renderer/*.cpp \
                 include/utils/Window/*.cpp \
                 -DRENDERER_OPENGL \