diff --git a/src/main/java/com/sztzjy/resource_center/controller/api/CourseApi.java b/src/main/java/com/sztzjy/resource_center/controller/api/CourseApi.java
index 5bb2ddb..5a33789 100644
--- a/src/main/java/com/sztzjy/resource_center/controller/api/CourseApi.java
+++ b/src/main/java/com/sztzjy/resource_center/controller/api/CourseApi.java
@@ -190,12 +190,20 @@ public class CourseApi {
         String oneId = sysOneCatalogs.getOneId();
         return threeCatalogMapper.countByOneId(oneId);
     }
+
+
     /**
      * 根据章节ID查询章节信息
      * 方法名：selectChapterByChapterId
      * 参数：chapterId
      * return:SysThreeCatalog
      */
+    @AnonymousAccess
+    @ApiOperation("根据章节ID查询章节信息")
+    @PostMapping("selectChapterByChapterId")
+    public SysThreeCatalog selectChapterByChapterId(String chapterId) {
+        return threeCatalogMapper.selectByPrimaryKey(chapterId);
+    }
 
 
 }