diff --git a/CMakeLists.txt b/CMakeLists.txt
index c99395c..53909ce 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,6 +4,9 @@ project(cTrack)
 
 
 if (BUILD_LIBTORCH)
+    if(APPLE)
+        message(FATAL_ERROR "Cannot build libtorch on macs")
+    endif()
     execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "import torch; print(torch.utils.cmake_prefix_path)"
     RESULT_VARIABLE result
     OUTPUT_VARIABLE CMAKE_PREFIX_PATH
@@ -12,7 +15,11 @@ if (BUILD_LIBTORCH)
     find_package(Torch REQUIRED)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${TORCH_CXX_FLAGS} -fopenmp -O3")
 else()
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fopenmp -O3")
+    if(APPLE)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3")
+    else()
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fopenmp -O3")
+    endif()
 endif()
 
 
@@ -23,7 +30,7 @@ if(SKBUILD)
       "import pybind11; print(pybind11.get_cmake_dir())"
     OUTPUT_VARIABLE _tmp_dir
     OUTPUT_STRIP_TRAILING_WHITESPACE COMMAND_ECHO STDOUT)
-  list(APPEND CMAKE_PREFIX_PATH "${_tmp_dir}")
+  list(PREPEND CMAKE_PREFIX_PATH "${_tmp_dir}")
   find_package(pybind11 CONFIG REQUIRED)
 endif()
 
@@ -32,9 +39,9 @@ endif()
 pybind11_add_module(cTrack MODULE  SYRIPY/Tracking/cTrack/Bindings.cpp
  SYRIPY/Tracking/cTrack/Field.cpp SYRIPY/Tracking/cTrack/Track.cpp )
 
- if (BUILD_LIBTORCH)
+if (BUILD_LIBTORCH)
  target_link_libraries(cTrack PRIVATE ${Python_LIBRARIES} ${TORCH_LIBRARIES})
  target_compile_definitions(cTrack PRIVATE USE_TORCH=1)
 endif()
 
-install(TARGETS cTrack LIBRARY DESTINATION .)
\ No newline at end of file
+install(TARGETS cTrack LIBRARY DESTINATION .)
diff --git a/pyproject.toml b/pyproject.toml
index eeb556b..4e73815 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,9 +1,9 @@
 [build-system]
 requires = [
+    "pybind11>=2.10", 
     "setuptools",
     "wheel",
-    "pybind11",
     "cmake",
     "scikit-build",
     "torch"
-]
\ No newline at end of file
+]
diff --git a/setup.py b/setup.py
index 71d4a94..990c107 100644
--- a/setup.py
+++ b/setup.py
@@ -24,6 +24,4 @@ def set_cmake_args():
     install_requires=[
         'numpy',
         'matplotlib',
-        'torch'
-    ],
-)
\ No newline at end of file
+        'torch'])