diff --git a/setup.py b/setup.py
index 58abd563..429c7166 100644
--- a/setup.py
+++ b/setup.py
@@ -1,15 +1,15 @@
 import os
 import sys
+from distutils import ccompiler
+from distutils.command.clean import clean
+from distutils.sysconfig import customize_compiler
 from glob import glob
 
 import cpuinfo
+import pkgconfig
 from Cython.Distutils.build_ext import new_build_ext as build_ext
 from setuptools import Extension, setup
 from setuptools.errors import CCompilerError, ExecError, PlatformError
-from distutils import ccompiler
-from distutils.command.clean import clean
-from distutils.sysconfig import customize_compiler
-import pkgconfig
 
 # determine CPU support for SSE2 and AVX2
 cpu_info = cpuinfo.get_cpu_info()
@@ -472,14 +472,14 @@ def run(self):
             build_ext.run(self)
         except PlatformError as e:
             error(e)
-            raise BuildFailed()
+            raise BuildFailed
 
     def build_extension(self, ext):
         try:
             build_ext.build_extension(self, ext)
         except ext_errors as e:
             error(e)
-            raise BuildFailed()
+            raise BuildFailed
 
 
 class Sclean(clean):