diff --git a/cloud-market-server/src/main/java/com/muyu/market/controller/SysFirminfoController.java b/cloud-market-server/src/main/java/com/muyu/market/controller/SysFirminfoController.java
index a2f7a36..0dc5804 100644
--- a/cloud-market-server/src/main/java/com/muyu/market/controller/SysFirminfoController.java
+++ b/cloud-market-server/src/main/java/com/muyu/market/controller/SysFirminfoController.java
@@ -37,6 +37,10 @@ public class SysFirminfoController extends BaseController
     @PostMapping("/upd/{firmScore}")
     public Result upd(@PathVariable(value = "firmScore") Double firmScore) {
         Long adminsid = SecurityUtils.getUserId();
+        SysFirm sysFirm = sysFirminfoService.selectSysFirminfoByAdminsid(adminsid);
+        if(sysFirm.getFirmScore()<firmScore){
+            return Result.error("余额不足");
+        }
         return Result.success(sysFirminfoService.upd(adminsid, firmScore));
     }