diff --git a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/dynamic/db/DbTypeUtils.java b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/dynamic/db/DbTypeUtils.java
index 7ef19146..6b2cd053 100644
--- a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/dynamic/db/DbTypeUtils.java
+++ b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/dynamic/db/DbTypeUtils.java
@@ -8,6 +8,10 @@ import com.baomidou.mybatisplus.annotation.DbType;
  */
 public class DbTypeUtils {
 
+    private DbTypeUtils(){
+
+    }
+
     public static boolean dbTypeIsMySQL(DbType dbType) {
         return dbTypeIf(dbType, DbType.MYSQL, DbType.MARIADB, DbType.CLICK_HOUSE, DbType.SQLITE);
     }