diff --git a/python/tvm/relay/op/vision/nms.py b/python/tvm/relay/op/vision/nms.py
index 46ec1e449e124..677e152a6f191 100644
--- a/python/tvm/relay/op/vision/nms.py
+++ b/python/tvm/relay/op/vision/nms.py
@@ -85,5 +85,5 @@ def non_max_suppression(data,
     """
     return _make.non_max_suppression(data, valid_count, max_output_size,
                                      iou_threshold, force_suppress, top_k,
-                                     coord_start, score_index, id_index, 
+                                     coord_start, score_index, id_index,
                                      return_indices, invalid_to_bottom)