diff --git a/CMakeLists.txt b/CMakeLists.txt
index e077cf8..2f848dd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -404,7 +404,6 @@ if(CPPTRACE_GET_SYMBOLS_WITH_LIBDWARF)
   endif()
   if(CPPTRACE_CONAN)
     target_link_libraries(${target_name} PRIVATE libdwarf::libdwarf)
-    target_compile_definitions(${target_name} PRIVATE CPPTRACE_USE_NESTED_LIBDWARF_HEADER_PATH)
   elseif(CPPTRACE_VCPKG)
     target_link_libraries(${target_name} PRIVATE libdwarf::dwarf)
   elseif(CPPTRACE_USE_EXTERNAL_LIBDWARF)