diff --git a/python/setup.py.in b/python/setup.py.in
index 155dd9c58050fcc1650ae4c6412d50f908a8d255..f8170b42abf5ba9d2fc45d742f1ce4f0f505fa76 100644
--- a/python/setup.py.in
+++ b/python/setup.py.in
@@ -174,7 +174,7 @@ else:
         package_data['paddle.libs'] += ['openblas' + ext_name]
 
 if '${WITH_MKLDNN}' == 'ON':
-    if '${CMAKE_BUILD_TYPE}' == 'Release' AND os.name != 'nt':
+    if '${CMAKE_BUILD_TYPE}' == 'Release' and os.name != 'nt':
         # only change rpath in Release mode.
         # TODO(typhoonzero): use install_name_tool to patch mkl libs once
         # we can support mkl on mac.