diff --git a/pymilvus/orm/role.py b/pymilvus/orm/role.py
index 66c68dd77..989ef8c73 100644
--- a/pymilvus/orm/role.py
+++ b/pymilvus/orm/role.py
@@ -272,9 +272,9 @@ def create_privilege_group(self, privilege_group: str):
             >>> from pymilvus.orm.role import Role
             >>> connections.connect()
             >>> role = Role(role_name)
-            >>> role.create_privilege_group(privilege_group)
+            >>> role.create_privilege_group(privilege_group="privilege_group")
         """
-        return self._get_connection().create_privilege_group(self._name, privilege_group)
+        return self._get_connection().create_privilege_group(privilege_group)
 
     def drop_privilege_group(self, privilege_group: str):
         """Drop a privilege group for the role
@@ -286,9 +286,9 @@ def drop_privilege_group(self, privilege_group: str):
             >>> from pymilvus.orm.role import Role
             >>> connections.connect()
             >>> role = Role(role_name)
-            >>> role.drop_privilege_group(privilege_group)
+            >>> role.drop_privilege_group(privilege_group="privilege_group")
         """
-        return self._get_connection().drop_privilege_group(self._name, privilege_group)
+        return self._get_connection().drop_privilege_group(privilege_group)
 
     def list_privilege_groups(self):
         """List all privilege groups for the role
@@ -305,7 +305,7 @@ def list_privilege_groups(self):
             >>> role = Role(role_name)
             >>> role.list_privilege_groups()
         """
-        return self._get_connection().list_privilege_groups(self._name)
+        return self._get_connection().list_privilege_groups()
 
     def add_privileges_to_group(self, privilege_group: str, privileges: list):
         """Add privileges to a privilege group for the role
@@ -319,11 +319,10 @@ def add_privileges_to_group(self, privilege_group: str, privileges: list):
             >>> from pymilvus.orm.role import Role
             >>> connections.connect()
             >>> role = Role(role_name)
-            >>> role.add_privileges_to_group(privilege_group, ["Insert", "Select"])
+            >>> role.add_privileges_to_group(privilege_group="privilege_group",
+            >>>     privileges=["Insert","Select"])
         """
-        return self._get_connection().add_privileges_to_group(
-            self._name, privilege_group, privileges
-        )
+        return self._get_connection().add_privileges_to_group(privilege_group, privileges)
 
     def remove_privileges_from_group(self, privilege_group: str, privileges: list):
         """Remove privileges from a privilege group for the role
@@ -337,8 +336,7 @@ def remove_privileges_from_group(self, privilege_group: str, privileges: list):
             >>> from pymilvus.orm.role import Role
             >>> connections.connect()
             >>> role = Role(role_name)
-            >>> role.remove_privileges_from_group(privilege_group, ["Insert", "Select"])
+            >>> role.remove_privileges_from_group(privilege_group="privilege_group",
+            >>>     privileges=["Insert","Select"])
         """
-        return self._get_connection().remove_privileges_from_group(
-            self._name, privilege_group, privileges
-        )
+        return self._get_connection().remove_privileges_from_group(privilege_group, privileges)