diff --git a/servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseDao.java b/servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseDao.java
index ce858e6b..950fed5c 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseDao.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseDao.java
@@ -336,7 +336,12 @@ public class CourseDao extends BaseDao<Course> {
 		}
 		if (queryDTO.getOpenCourse() != null) {
 			builder.append(System.lineSeparator());
-			builder.append("AND c.open_course = :openCourse");
+			// 兼容null数据
+			if (queryDTO.getOpenCourse() == 0) {
+				builder.append("AND (c.open_course IS NULL or c.open_course = 0)");
+			} else {
+				builder.append("AND c.open_course = 1");
+			}
 		}
 		if (StringUtils.isNotBlank(queryDTO.getOrgId())) {
 			builder.append(System.lineSeparator());
@@ -442,9 +447,10 @@ public class CourseDao extends BaseDao<Course> {
 		if (queryDTO.getEnabled() != null) {
 			query.setParameter("enabled", queryDTO.getEnabled());
 		}
-		if (queryDTO.getOpenCourse() != null) {
-			query.setParameter("openCourse", queryDTO.getOpenCourse());
-		}
+		// 这部分在where条件消化掉了，故去掉
+//		if (queryDTO.getOpenCourse() != null) {
+//			query.setParameter("openCourse", queryDTO.getOpenCourse());
+//		}
 		if (StringUtils.isNotBlank(queryDTO.getResOwner1())) {
 			query.setParameter("orgId", queryDTO.getResOwner1());
 		}