diff --git a/src/main/kotlin/com/lanyuanxiaoyao/bookstore/controller/ChapterController.kt b/src/main/kotlin/com/lanyuanxiaoyao/bookstore/controller/ChapterController.kt
index 26a9144..a62970f 100644
--- a/src/main/kotlin/com/lanyuanxiaoyao/bookstore/controller/ChapterController.kt
+++ b/src/main/kotlin/com/lanyuanxiaoyao/bookstore/controller/ChapterController.kt
@@ -44,7 +44,7 @@ class ChapterController {
     ): PageResponse<ViewItem> {
         val pageable = chapterRepository.findAll({ root, _, builder ->
             builder.equal(root.get<Book>("book").get<String>("bookId"), bookId)
-        }, PageRequest.of(0.coerceAtLeast(page - 1), size))
+        }, PageRequest.of(0.coerceAtLeast(page - 1), size).withSort(Sort.by(Sort.Direction.ASC, "sequence")))
         return PageResponse(
             pageable.content.map { ViewItem(it) },
             pageable.totalElements,
diff --git a/src/main/kotlin/com/lanyuanxiaoyao/bookstore/controller/LineController.kt b/src/main/kotlin/com/lanyuanxiaoyao/bookstore/controller/LineController.kt
index f511a96..10eac0c 100644
--- a/src/main/kotlin/com/lanyuanxiaoyao/bookstore/controller/LineController.kt
+++ b/src/main/kotlin/com/lanyuanxiaoyao/bookstore/controller/LineController.kt
@@ -10,6 +10,7 @@ import jakarta.annotation.Resource
 import jakarta.transaction.Transactional
 import org.slf4j.LoggerFactory
 import org.springframework.data.domain.PageRequest
+import org.springframework.data.domain.Sort
 import org.springframework.web.bind.annotation.GetMapping
 import org.springframework.web.bind.annotation.PathVariable
 import org.springframework.web.bind.annotation.PostMapping
@@ -33,11 +34,11 @@ class LineController {
     fun list(
         @PathVariable("chapterId") chapterId: String,
         @RequestParam("page", defaultValue = "1") page: Int,
-        @RequestParam("size", defaultValue = "10") size: Int
+        @RequestParam("size", defaultValue = "10") size: Int,
     ): PageResponse<ViewItem> {
         val pageable = lineRepository.findAll({ root, _, builder ->
             builder.equal(root.get<Chapter>("chapter").get<String>("chapterId"), chapterId)
-        }, PageRequest.of(0.coerceAtLeast(page - 1), size))
+        }, PageRequest.of(0.coerceAtLeast(page - 1), size).withSort(Sort.by(Sort.Direction.ASC, "sequence")))
         return PageResponse(
             pageable.content.map { ViewItem(it) },
             pageable.totalElements,