diff --git a/backend/system/code_template/backend/api.py b/backend/system/code_template/backend/api.py
index fa472cf9d2035271f7490cda298eacbf53ea625c..f7efcef55ef90aba85277bb06721621d89b02b04 100644
--- a/backend/system/code_template/backend/api.py
+++ b/backend/system/code_template/backend/api.py
@@ -44,7 +44,7 @@ class {RuleConvert.to_upper_camel_case(api_info.code)}SchemaIn(ModelSchema):
 
     class Config:
         model = {RuleConvert.to_upper_camel_case(api_info.code)}
-        model_exclude = ['create_datetime', 'update_datetime', 'belong_dept', 'modifier', 'creator', 'creator', 'id']
+        model_exclude = ['create_datetime', 'update_datetime', 'belong_dept', 'modifier', 'creator', 'id']
 
 
 # 设置响应字段