diff --git a/src/main/java/org/springblade/modules/martial/service/impl/MartialScheduleServiceImpl.java b/src/main/java/org/springblade/modules/martial/service/impl/MartialScheduleServiceImpl.java
index b829692..9da125c 100644
--- a/src/main/java/org/springblade/modules/martial/service/impl/MartialScheduleServiceImpl.java
+++ b/src/main/java/org/springblade/modules/martial/service/impl/MartialScheduleServiceImpl.java
@@ -813,10 +813,18 @@ public class MartialScheduleServiceImpl extends ServiceImpl<MartialScheduleMappe
 			return vo;
 		}
 
-		// 2. 构建返回数据
+		// 2. 按 schedule_group_id 去重，避免同一分组重复出现
+		Map<Long, MartialScheduleDetail> uniqueDetails = new LinkedHashMap<>();
+		for (MartialScheduleDetail detail : details) {
+			if (!uniqueDetails.containsKey(detail.getScheduleGroupId())) {
+				uniqueDetails.put(detail.getScheduleGroupId(), detail);
+			}
+		}
+
+		// 3. 构建返回数据
 		List<org.springblade.modules.martial.pojo.vo.DispatchDataVO.DispatchGroup> groups = new ArrayList<>();
 
-		for (MartialScheduleDetail detail : details) {
+		for (MartialScheduleDetail detail : uniqueDetails.values()) {
 			// 查询分组信息
 			MartialScheduleGroup group = scheduleGroupMapper.selectById(detail.getScheduleGroupId());
 			if (group == null) {
diff --git a/src/main/java/org/springblade/modules/martial/service/impl/ScheduleDispatchServiceImpl.java b/src/main/java/org/springblade/modules/martial/service/impl/ScheduleDispatchServiceImpl.java
index 8b0cf16..c14d2c1 100644
--- a/src/main/java/org/springblade/modules/martial/service/impl/ScheduleDispatchServiceImpl.java
+++ b/src/main/java/org/springblade/modules/martial/service/impl/ScheduleDispatchServiceImpl.java
@@ -45,10 +45,18 @@ public class ScheduleDispatchServiceImpl implements IScheduleDispatchService {
 			return vo;
 		}
 
-		// 2. 构建返回数据
+		// 2. 按 schedule_group_id 去重，避免同一分组重复出现
+		java.util.Map<Long, MartialScheduleDetail> uniqueDetails = new java.util.LinkedHashMap<>();
+		for (MartialScheduleDetail detail : details) {
+			if (!uniqueDetails.containsKey(detail.getScheduleGroupId())) {
+				uniqueDetails.put(detail.getScheduleGroupId(), detail);
+			}
+		}
+
+		// 3. 构建返回数据
 		List<org.springblade.modules.martial.pojo.vo.DispatchDataVO.DispatchGroup> groups = new ArrayList<>();
 
-		for (MartialScheduleDetail detail : details) {
+		for (MartialScheduleDetail detail : uniqueDetails.values()) {
 			// 查询分组信息
 			MartialScheduleGroup group = scheduleGroupMapper.selectById(detail.getScheduleGroupId());
 			if (group == null) {