diff --git a/tree/CMakeLists.txt b/tree/CMakeLists.txt
index 4fd1b1a..2d1d9d3 100644
--- a/tree/CMakeLists.txt
+++ b/tree/CMakeLists.txt
@@ -40,16 +40,6 @@ if (NOT (WIN32 OR MSVC))
   endif()
 endif()
 
-if(APPLE)
-  # On MacOS:
-  #   -undefined dynamic_lookup is necessary for pybind11 linking
-  set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-everything -w -undefined dynamic_lookup")
-
-  # On MacOS, we need this so that CMake will use the right Python if the user
-  # has a virtual environment active
-  set (CMAKE_FIND_FRAMEWORK LAST)
-endif()
-
 # Fetch pybind to be able to use pybind11_add_module symbol.
 set(PYBIND_VER v2.10.1)
 include(FetchContent)