diff --git a/tamguo/src/main/resources/application.properties b/tamguo/src/main/resources/application.properties
index 2f0ad7d..fa403f2 100644
--- a/tamguo/src/main/resources/application.properties
+++ b/tamguo/src/main/resources/application.properties
@@ -19,7 +19,7 @@ spring.datasource.testOnReturn=false
 spring.datasource.testWhileIdle=true
 spring.datasource.timeBetweenEvictionRunsMillis=60000
 spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
-spring.datasource.url=jdbc:mysql://47.100.175.14:3306/tiku?useUnicode=true&characterEncoding=UTF-8&useSSL=false
+spring.datasource.url=jdbc:mysql://47.100.175.14:3306/tamguo?useUnicode=true&characterEncoding=UTF-8&useSSL=false
 spring.datasource.username=root
 spring.datasource.validationQuery=SELECT 1 FROM DUAL
 
diff --git a/tamguo/src/main/resources/mappers/ChapterMapper.xml b/tamguo/src/main/resources/mappers/ChapterMapper.xml
index d84314c..27c32d8 100644
--- a/tamguo/src/main/resources/mappers/ChapterMapper.xml
+++ b/tamguo/src/main/resources/mappers/ChapterMapper.xml
@@ -8,7 +8,7 @@
 		FROM
 			tiku_chapter c
 		WHERE c.course_id = #{courseId}
-		ORDER BY c.orders asc
+		ORDER BY c.uid asc
 	</select>
 	
 	
@@ -25,7 +25,7 @@
 			tiku_chapter c
 		WHERE
 			c.parent_id = #{parentId}
-		ORDER BY c.orders asc
+		ORDER BY c.uid asc
 	</select>
 	
 	<select id="findNextPoint" resultType="ChapterEntity">