diff --git a/src/main/java/com/peanut/modules/sociology/controller/CourseController.java b/src/main/java/com/peanut/modules/sociology/controller/CourseController.java
index 4bbce2b8..53745233 100644
--- a/src/main/java/com/peanut/modules/sociology/controller/CourseController.java
+++ b/src/main/java/com/peanut/modules/sociology/controller/CourseController.java
@@ -39,6 +39,7 @@ public class CourseController {
     private SysCourseDirectService sysCourseDirectService;
     @Autowired
     private CourseSociologyService courseSociologyService;
+
     @Autowired
     private UserCourseStudyingDao userCourseStudyingDao;