diff --git a/ppocr/modeling/architectures/det_model.py b/ppocr/modeling/architectures/det_model.py
index 516413e9920b94d3b53f078fe4a73188a9435068..d86454be5b4af26e5fb999fe7ea21a7d7bbbab65 100755
--- a/ppocr/modeling/architectures/det_model.py
+++ b/ppocr/modeling/architectures/det_model.py
@@ -32,7 +32,6 @@ class DetModel(object):
             params (dict): the super parameters for detection module.
         """
         global_params = params['Global']
-        self.global_params = global_params
         self.algorithm = global_params['algorithm']
 
         backbone_params = deepcopy(params["Backbone"])