diff --git a/src/main/java/com/gunshi/project/xyt/controller/WaterQualityController.java b/src/main/java/com/gunshi/project/xyt/controller/WaterQualityController.java
index 7454ca8..27fdd28 100644
--- a/src/main/java/com/gunshi/project/xyt/controller/WaterQualityController.java
+++ b/src/main/java/com/gunshi/project/xyt/controller/WaterQualityController.java
@@ -62,7 +62,7 @@ public class WaterQualityController {
     @Operation(summary = "水质监测数据分页查询")
     @PostMapping("/page")
     public R<Page<StWaterQualityR>> page(
-            @Validated({QueryPage.class, QueryTimeRange.class}) @RequestBody
+            @Validated({QueryPage.class, QueryTimeRange.class}) @RequestBody(required = true)
             WaterQualityPageSo waterQualityPageSo
     ) {
         return R.ok(waterqualityService.page(waterQualityPageSo));
diff --git a/src/main/java/com/gunshi/project/xyt/so/WaterQualityPageSo.java b/src/main/java/com/gunshi/project/xyt/so/WaterQualityPageSo.java
index c8bc163..9da03d1 100644
--- a/src/main/java/com/gunshi/project/xyt/so/WaterQualityPageSo.java
+++ b/src/main/java/com/gunshi/project/xyt/so/WaterQualityPageSo.java
@@ -1,7 +1,5 @@
 package com.gunshi.project.xyt.so;
 
-import com.fasterxml.jackson.annotation.JsonFormat;
-import com.gunshi.core.dateformat.DateFormatString;
 import com.gunshi.db.dto.DateTimeRangeSo;
 import com.gunshi.db.dto.PageSo;
 import com.gunshi.project.xyt.validate.markers.QueryPage;
@@ -9,10 +7,6 @@ import com.gunshi.project.xyt.validate.markers.QueryTimeRange;
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotNull;
 import lombok.Data;
-import lombok.EqualsAndHashCode;
-import org.springframework.format.annotation.DateTimeFormat;
-
-import java.util.Date;
 
 /**
  * Description:
@@ -29,6 +23,6 @@ public class WaterQualityPageSo {
     private PageSo pageSo;
     
     @Schema(description = "时间范围")
-    @NotNull(message = "时间范围不能为空")
+    @NotNull(message = "时间范围不能为空", groups = {QueryTimeRange.class})
     private DateTimeRangeSo timeSo;
 }