diff --git a/CMakeLists.txt b/CMakeLists.txt
index 02df2a7..6098595 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,64 +5,19 @@ project(BillySheet LANGUAGES CXX C)
 find_package(OpenGL REQUIRED)
 find_package(GLEW REQUIRED)
 
-# see https://cmake.org/cmake/help/latest/module/FindBoost.html
 find_package(Boost REQUIRED COMPONENTS stacktrace_addr2line)
 
 include_directories(${Boost_INCLUDE_DIR})
 
-set(PRECOMPILE_HEADERS
-    include/gui/gui.hpp
-    include/gui/gui_data.hpp
-    include/gui/window.hpp
+file(GLOB_RECURSE SOURCE_HEADERS
+     include/*.h
+     include/*.hpp
+     external/ImFileDialog/*.h
 )
 
-set(SOURCE_HEADERS
-    include/imgui/imconfig.h
-    include/imgui/imgui.h
-    include/imgui/imgui_stdlib.h
-    include/imgui/imgui_impl_glfw.h
-    include/imgui/imgui_impl_opengl3.h
-    include/imgui/imgui_impl_opengl3_loader.h
-    include/imgui/imgui_internal.h
-    include/imgui/imstb_rectpack.h
-    include/imgui/imstb_textedit.h
-    include/imgui/imstb_truetype.h
-    include/stb_image.h
-    external/ImFileDialog/ImFileDialog.h
-    include/gui/gui.hpp
-    include/gui/gui_data.hpp
-    include/gui/window.hpp
-    include/character_sheet.hpp
-    include/characteristic/habilete.hpp
-    include/characteristic/adresse.hpp
-    include/characteristic/endurance.hpp
-    include/characteristic/chance.hpp
-    include/gui/menu/menu.hpp
-    include/gui/menu/menu_data.hpp
-    include/characteristic/characteristic.hpp
-    include/controller.hpp
-    include/gui_data_interface.hpp
-)
-
-set(SOURCE_FILES
-    src/imgui/imgui.cpp
-    src/imgui/imgui_stdlib.cpp
-    src/imgui/imgui_draw.cpp
-    src/imgui/imgui_impl_glfw.cpp
-    src/imgui/imgui_impl_opengl3.cpp
-    src/imgui/imgui_tables.cpp
-    src/imgui/imgui_widgets.cpp
-    external/ImFileDialog/ImFileDialog.cpp
-    src/main.cpp
-    src/gui/gui.cpp
-    src/gui/gui_data.cpp
-    src/gui/window.cpp
-    src/character_sheet.cpp
-    src/characteristic/adresse.cpp
-    src/characteristic/endurance.cpp
-    src/characteristic/chance.cpp
-    src/gui/menu/menu.cpp
-    src/controller.cpp
+file(GLOB_RECURSE SOURCE_FILES
+     src/*.cpp
+     external/ImFileDialog/ImFileDialog.cpp
 )
 
 set(SOURCES
@@ -169,7 +124,6 @@ set_target_properties(glfw PROPERTIES
 
 set_target_properties(spdlog PROPERTIES UNITY_BUILD ON)
 
-target_precompile_headers(BillySheet PRIVATE ${PRECOMPILE_HEADERS})
 target_compile_definitions(BillySheet PRIVATE
                            $<$<CONFIG:Debug>:_GLIBCXX_DEBUG>
                            $<$<CONFIG:Debug>:SPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_DEBUG>