diff --git a/src/main/java/com/muyu/utils/DateUtils.java b/src/main/java/com/muyu/utils/DateUtils.java
index 3bdcaf7..7e24877 100644
--- a/src/main/java/com/muyu/utils/DateUtils.java
+++ b/src/main/java/com/muyu/utils/DateUtils.java
@@ -12,7 +12,7 @@ import java.util.Date;
 public class DateUtils {
     private static final String YYYY_MM_DD_HH_MM_SS = "yyyy-MM-dd HH:mm:ss";
     public static String getNow(){
-        var sdf = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
+        SimpleDateFormat sdf = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
         return sdf.format(new Date());
     }
 }