diff --git a/components/FormBuilder/FormItemsRenderer.js b/components/FormBuilder/FormItemsRenderer.js
index 3b06305..5d1641e 100644
--- a/components/FormBuilder/FormItemsRenderer.js
+++ b/components/FormBuilder/FormItemsRenderer.js
@@ -159,7 +159,7 @@ const FormItemsRenderer = ({
         rules.push({ pattern: /^(\d+)(\.\d{1,2})?$/, message: "请输入正确的数字，最多保留两位小数" });
         rules.push({
           validator: (_, value) => {
-            if (value && Math.abs(Number.parseFloat(value)) > Number.MAX_SAFE_INTEGER) {
+            if (value && Math.abs(Number.parseFloat(value)) > 999999999) {
               return Promise.reject("输入数值超出安全范围");
             }
             return Promise.resolve();
@@ -169,7 +169,7 @@ const FormItemsRenderer = ({
     }
 
     if (!useAutoGenerateRequired)
-      return option.rules ? (Array.isArray(option.rules) ? [...option.rules, ...rules] : [option.rules, ...rules]) : [];
+      return option.rules ? (Array.isArray(option.rules) ? [...option.rules, ...rules] : [option.rules, ...rules]) : rules;
 
     if (getRequired(option.required)) {
       const isBlurTrigger = !option.render || [
@@ -193,7 +193,7 @@ const FormItemsRenderer = ({
       return rules;
     }
 
-    return option.rules ? (Array.isArray(option.rules) ? [...option.rules, ...rules] : [option.rules, ...rules]) : [];
+    return option.rules ? (Array.isArray(option.rules) ? [...option.rules, ...rules] : [option.rules, ...rules]) : rules;
   };
 
   // 获取key