diff --git a/damo/base_models/core/end2end.py b/damo/base_models/core/end2end.py
index 48a70a6..a5366c9 100644
--- a/damo/base_models/core/end2end.py
+++ b/damo/base_models/core/end2end.py
@@ -39,7 +39,7 @@ def forward(
         boxes,
         scores,
         background_class=-1,
-        box_coding=1,
+        box_coding=0,
         iou_threshold=0.45,
         max_output_boxes=100,
         plugin_version='1',
@@ -63,7 +63,7 @@ def symbolic(g,
                  boxes,
                  scores,
                  background_class=-1,
-                 box_coding=1,
+                 box_coding=0,
                  iou_threshold=0.45,
                  max_output_boxes=100,
                  plugin_version='1',
@@ -277,7 +277,7 @@ def __init__(self,
         super().__init__()
         self.device = device if device else torch.device('cpu')
         self.background_class = -1,
-        self.box_coding = 1,
+        self.box_coding = 0,
         self.iou_threshold = iou_thres
         self.max_obj = max_obj
         self.plugin_version = '1'