diff --git a/jcloud/jcloud/pagetype/team/team.py b/jcloud/jcloud/pagetype/team/team.py
index a5b4f86..1ecd1f0 100644
--- a/jcloud/jcloud/pagetype/team/team.py
+++ b/jcloud/jcloud/pagetype/team/team.py
@@ -1110,9 +1110,24 @@ class Team(Document):
 
 	def create_upcoming_invoice(self):
 		today = jingrow.utils.today()
-		return jingrow.get_pg(
-			pagetype="Invoice", team=self.name, period_start=today, type="Subscription"
-		).insert()
+		
+		# 获取团队关联用户的email
+		user_email = jingrow.db.get_value("User", self.user, "email")
+		
+		# 如果用户没有email，则使用备选邮箱格式
+		customer_email = user_email or f"{self.name}@example.com"
+		
+		# 创建发票时使用用户email
+		invoice = jingrow.get_pg({
+			"pagetype": "Invoice",
+			"team": self.name,
+			"date": today,
+			"status": "Draft",
+			"customer_email": customer_email,
+			# 其他字段...
+		}).insert()
+		
+		return invoice
 
 	def notify_with_email(self, recipients: list[str], **kwargs):
 		if not self.send_notifications: