diff --git a/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java b/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java
index b8aeaa1..39e88ef 100644
--- a/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java
+++ b/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java
@@ -1,5 +1,6 @@
 package com.ruoyi.common.utils.sql;
 
+import com.ruoyi.common.exception.BaseException;
 import com.ruoyi.common.utils.StringUtils;
 
 /**
@@ -10,9 +11,9 @@ import com.ruoyi.common.utils.StringUtils;
 public class SqlUtil
 {
     /**
-     * 仅支持字母、数字、下划线、空格、逗号（支持多个字段排序）
+     * 仅支持字母、数字、下划线、空格、逗号、小数点（支持多个字段排序）
      */
-    public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,]+";
+    public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,\\.]+";
 
     /**
      * 检查字符，防止注入绕过
@@ -21,7 +22,7 @@ public class SqlUtil
     {
         if (StringUtils.isNotEmpty(value) && !isValidOrderBySql(value))
         {
-            return StringUtils.EMPTY;
+            throw new BaseException("参数不符合规范，不能进行查询");
         }
         return value;
     }
diff --git a/src/main/java/com/ruoyi/project/common/CaptchaController.java b/src/main/java/com/ruoyi/project/common/CaptchaController.java
index 68823fc..1e4933b 100644
--- a/src/main/java/com/ruoyi/project/common/CaptchaController.java
+++ b/src/main/java/com/ruoyi/project/common/CaptchaController.java
@@ -26,7 +26,6 @@ import com.ruoyi.framework.web.domain.AjaxResult;
 @RestController
 public class CaptchaController
 {
-
     @Resource(name = "captchaProducer")
     private Producer captchaProducer;