diff --git a/Classes/main_classes.py b/Classes/main_classes.py
index c6538fe..affc2a6 100644
--- a/Classes/main_classes.py
+++ b/Classes/main_classes.py
@@ -63,6 +63,7 @@ class CL_GET_USER_ID(BaseModel):
 class CL_ADD_USER_TO_GROUP(BaseModel):
     dbname: str
     member: str
+    groupname: str
 
 class CL_ADD_REPORT_GROUP(BaseModel):
     user: str