diff --git a/python/setup.py b/python/setup.py
index 82d3a30..ade3b4a 100644
--- a/python/setup.py
+++ b/python/setup.py
@@ -8,9 +8,9 @@ import os
 class my_build(build):
     def run(self):
         build.run(self)
-	if not self.dry_run:
-		os.spawnlp(os.P_WAIT, 'sh', 'sh', '-c', 'cd .. && gmake lib')
-		self.copy_file(os.path.join('..', 'build', 'lib', 'libdecaf.so'), os.path.join(self.build_lib, 'edgold'))
+        if not self.dry_run:
+            os.spawnlp(os.P_WAIT, 'sh', 'sh', '-c', 'cd .. && gmake lib')
+            self.copy_file(os.path.join('..', 'build', 'lib', 'libdecaf.so'), os.path.join(self.build_lib, 'edgold'))
 
 cmdclass = {}
 cmdclass['build'] = my_build