diff --git a/app/src/main/java/io/legado/app/ui/book/manga/ReadMangaActivity.kt b/app/src/main/java/io/legado/app/ui/book/manga/ReadMangaActivity.kt
index 344dbb922..a99f0d51f 100644
--- a/app/src/main/java/io/legado/app/ui/book/manga/ReadMangaActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/manga/ReadMangaActivity.kt
@@ -214,6 +214,7 @@ class ReadMangaActivity : VMBaseActivity<ActivityMangaBinding, MangaViewModel>()
                     try {
                         val content = mAdapter.getCurrentList()[position]
                         if (content is MangaContent) {
+                            ReadManga.durChapterIndex = content.mChapterIndex
                             ReadManga.durChapterPos = content.mDurChapterPos
                             upInfoBar(
                                 content.mChapterIndex + 1,