diff --git a/tools/pip/setup.py b/tools/pip/setup.py
index f1d3a38d40e7..4a8b49eb01eb 100644
--- a/tools/pip/setup.py
+++ b/tools/pip/setup.py
@@ -147,7 +147,7 @@ def has_ext_modules(self):
                 'dmlc_tracker': []}
 if variant.endswith('MKL'):
     if platform.system() == 'Darwin':
-    shutil.copytree(os.path.join(CURRENT_DIR, 'mxnet-build/3rdparty/mkldnn/build/install/include'),
+        shutil.copytree(os.path.join(CURRENT_DIR, 'mxnet-build/3rdparty/mkldnn/build/install/include'),
                     os.path.join(CURRENT_DIR, 'mxnet/include/mkldnn'))
 if platform.system() == 'Linux':
     shutil.copy(os.path.join(os.path.dirname(LIB_PATH[0]), 'libgfortran.so.3'), os.path.join(CURRENT_DIR, 'mxnet'))