diff --git a/python/triton/kernel.py b/python/triton/kernel.py
index 21c0c4a34..19729f677 100644
--- a/python/triton/kernel.py
+++ b/python/triton/kernel.py
@@ -39,7 +39,7 @@ def _build(src, path, name):
   libraries = ['triton']
   # create extension module
   abi = fw.torch._C._GLIBCXX_USE_CXX11_ABI
-  extra_compile_args = ['-fPIC', '-Wno-deprecated-declarations', '-D_GLIBCXX_USE_CXX11_ABI={abi}'.format(abi=abi)]
+  extra_compile_args = ['-fPIC', '-Wno-deprecated-declarations', f'-D_GLIBCXX_USE_CXX11_ABI={str(int(abi))}']
   extra_compile_args += ['-DTORCH_EXTENSION_NAME={}'.format(name)]
   extra_compile_args += ['-DTORCH_API_INCLUDE_EXTENSION_H']
 
@@ -112,7 +112,7 @@ def _make_framework_op(arg_types):
   except FileExistsError:
     pass
   suffix = sysconfig.get_config_var('EXT_SUFFIX')
-  so = os.path.join(root, f'{name}.so')
+  so = os.path.join(root, f'op{suffix}')
   cpp = os.path.join(root, f'op.cpp')
   # handle cached .so file
   if os.path.exists(so) and os.stat(so).st_size > 0:
@@ -132,21 +132,7 @@ def _make_framework_op(arg_types):
         handle.writelines(src)
       ccdir = os.path.join(libtriton.__file__, os.path.pardir)
       ccdir = os.path.realpath(ccdir)
-      #include_dirs = [os.path.join(ccdir, 'include')]
-      #library_dirs = [ccdir]
-      #_build(cpp, root, 'op')
-      #libraries = ['triton']
-      machine = platform.machine()
-      torch.utils.cpp_extension._write_ninja_file_and_build(
-                    name=name,
-                    sources=[cpp],
-                    extra_cflags=['-std=gnu++11'] if machine == 'ppc64le' else [],
-                    extra_cuda_cflags=[],
-                    extra_ldflags=[f'-L{ccdir}', '-ltriton'],
-                    extra_include_paths=[os.path.join(ccdir, 'include')],
-                    build_directory=root,
-                    verbose=False,
-                    with_cuda=True)
+      _build(cpp, root, 'op')
     finally:
       baton.release()
   else: