diff --git a/python/mxnet/context.py b/python/mxnet/context.py
index ce48b9e6305f..1ca105146d01 100644
--- a/python/mxnet/context.py
+++ b/python/mxnet/context.py
@@ -144,7 +144,7 @@ def default_ctx(cls, val):
                       DeprecationWarning)
         cls._default_ctx.value = val
     #pylint: enable=no-self-argument
-    
+
     def release_all(self):
         dev_type = ctypes.c_int(self.device_typeid)
         dev_id = ctypes.c_int(self.device_id)