diff --git a/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudyServiceImpl.java b/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudyServiceImpl.java
index 797b31a2..7898fe57 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudyServiceImpl.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudyServiceImpl.java
@@ -201,7 +201,17 @@ public class StudyServiceImpl implements IStudyService{
 
 	@Override	
 	public List<StudyCourseItem> findByStudyId(String studyId) {
-		return scItemDao.findList(OrderCondition.desc("lastTime"),FieldFilters.eq("studyId", studyId));
+		List<StudyCourseItem> list = scItemDao.findList(OrderCondition.desc("lastTime"),FieldFilters.eq("studyId", studyId));
+		for (StudyCourseItem item : list){
+			String redisKey = "studyId:" + studyId + ":courseId:" + item.getCourseId() + ":courseContentId:" + item.getContentId();
+			String redisValue = redisTemplate.opsForValue().get(redisKey);
+			if (redisValue != null) {
+				String[] values = redisValue.split("&");
+				int duration = Integer.parseInt(values[0]);
+				item.setStudyDuration(duration);
+			}
+		}
+		return list;
 	}
 
 	@Override