diff --git a/src/main/java/com/peanut/modules/medical/controller/CourseController.java b/src/main/java/com/peanut/modules/medical/controller/CourseController.java
index de9f53c7..57667452 100644
--- a/src/main/java/com/peanut/modules/medical/controller/CourseController.java
+++ b/src/main/java/com/peanut/modules/medical/controller/CourseController.java
@@ -89,10 +89,15 @@ public class CourseController {
     public R getFreeCourse(){
         MPJLambdaWrapper<CourseEntity> wrapper = new MPJLambdaWrapper<>();
         wrapper.distinct();
-        wrapper.rightJoin(CourseToMedicine.class,CourseToMedicine::getCourseId,CourseEntity::getId);
+        wrapper.disableSubLogicDel().leftJoin(CourseToMedicine.class,CourseToMedicine::getCourseId,CourseEntity::getId);
+        wrapper.disableSubLogicDel().leftJoin(CourseToSociologyEntity.class,CourseToSociologyEntity::getCourseId,CourseEntity::getId);
+        wrapper.disableSubLogicDel().leftJoin(CourseToPsyche.class,CourseToPsyche::getCourseId,CourseEntity::getId);
         wrapper.leftJoin(CourseCatalogueEntity.class,CourseCatalogueEntity::getCourseId,CourseEntity::getId);
         wrapper.eq(CourseCatalogueEntity::getType,0);
         wrapper.selectAll(CourseEntity.class);
+        wrapper.and(t->t.eq(CourseToMedicine::getDelFlag,0).or()
+                .eq(CourseToSociologyEntity::getDelFlag,0).or()
+                .eq(CourseToPsyche::getDelFlag,0));
         wrapper.orderByAsc(CourseEntity::getSort);
         List<CourseEntity> courseList = courseService.list(wrapper);
         return R.ok().put("courseList",courseList);