diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index a7fc533..329b683 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -6,11 +6,9 @@ add_executable(${PROJECT_NAME}
 
 target_include_directories(${PROJECT_NAME} PUBLIC
     ${CMAKE_SOURCE_DIR}
-    ${CMAKE_SOURCE_DIR}/extralibs
 )
 
 target_link_libraries(${PROJECT_NAME}
-    #ch32fun
 )
 
 target_compile_options(${PROJECT_NAME} PUBLIC
@@ -26,11 +24,7 @@ target_compile_options(${PROJECT_NAME} PUBLIC
     -DCH32V003=1
     -static-libgcc
     -nostdlib
-    #-Wl,--print-memory-usage
-    #-Wl,-Map=${PROJECT_NAME}.map
     -lgcc
-    #-Wl,--gc-sections
-    #-T${CMAKE_SOURCE_DIR}/src/linker_script.ld
 )
 
 target_link_options(${PROJECT_NAME} PUBLIC