diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/core/domain/entity/SysDictType.java b/ruoyi-common/src/main/java/com/ruoyi/common/core/domain/entity/SysDictType.java
index ad7c5320a..1ce61a824 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/core/domain/entity/SysDictType.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/core/domain/entity/SysDictType.java
@@ -56,6 +56,7 @@ public class SysDictType extends BaseEntity
 
     @NotBlank(message = "字典类型不能为空")
     @Size(min = 0, max = 100, message = "字典类型类型长度不能超过100个字符")
+    @Pattern(regexp = "^[a-z][a-z0-9_]*$", message = "字典类型必须以字母开头，且只能为（小写字母，数字，下滑线）")
     public String getDictType()
     {
         return dictType;