diff --git a/wwwroot/proxy_recharge.ui b/wwwroot/proxy_recharge.ui
index c670739..16c5ce0 100644
--- a/wwwroot/proxy_recharge.ui
+++ b/wwwroot/proxy_recharge.ui
@@ -53,6 +53,7 @@
                                 "uitype": "float",
                                 "required": true,
                                 "placeholder": "输入充值金额",
+                                "min": 0.01,
                                 "cwidth": 20
                             }
                         ]