diff --git a/pb/bundle.proto b/pb/bundle.proto
index dd2e0ae..12a2f95 100644
--- a/pb/bundle.proto
+++ b/pb/bundle.proto
@@ -53,7 +53,7 @@ service Bundle {
   rpc GetBundleBalanceList(GetBundleBalanceListReq) returns (GetBundleBalanceListResp) {} // 余量信息
   rpc GetBundleBalanceByUserId(GetBundleBalanceByUserIdReq) returns (GetBundleBalanceByUserIdResp) {} // 余量信息
   rpc CreateBundleBalance(CreateBundleBalanceReq) returns (CreateBundleBalanceResp) {} // 创建新的余量信息
-  rpc AddBundleBalance(AddBundleBalanceReq) returns (AddBundleBalanceResp) {} // 创建新的余量信息
+  rpc AddBundleBalance(AddBundleBalanceReq) returns (AddBundleBalanceResp) {} // 修改余量信息
 
   // 使用记录
   rpc GetUsedRecordList(GetUsedRecordListReq) returns (GetUsedRecordListResp) {} // 获取套餐使用记录列表