diff --git a/app/src/main/java/io/legado/app/model/localBook/LocalBook.kt b/app/src/main/java/io/legado/app/model/localBook/LocalBook.kt
index d0fc3b590..989671c98 100644
--- a/app/src/main/java/io/legado/app/model/localBook/LocalBook.kt
+++ b/app/src/main/java/io/legado/app/model/localBook/LocalBook.kt
@@ -319,8 +319,7 @@ object LocalBook {
                 }
             }
             return uri?.let {
-                localBook.bookUrl = if (it.isContentScheme()) it.toString()
-                else it.path!!
+                localBook.bookUrl = if (it.isContentScheme()) it.toString() else it.path!!
                 localBook.save()
                 it.inputStream(appCtx)
             }
diff --git a/app/src/main/java/io/legado/app/ui/book/info/BookInfoActivity.kt b/app/src/main/java/io/legado/app/ui/book/info/BookInfoActivity.kt
index 406a5a9dd..2520123af 100644
--- a/app/src/main/java/io/legado/app/ui/book/info/BookInfoActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/info/BookInfoActivity.kt
@@ -212,7 +212,7 @@ class BookInfoActivity :
                         try {
                             RemoteBookWebDav.upload(it)
                             //更新书籍最后更新时间,使之比远程书籍的时间新
-                            it.latestChapterTime = System.currentTimeMillis()
+                            it.lastCheckTime = System.currentTimeMillis()
                             viewModel.saveBook(it)
                         } catch (e: Exception) {
                             toastOnUi(e.localizedMessage)
diff --git a/app/src/main/java/io/legado/app/ui/book/info/BookInfoViewModel.kt b/app/src/main/java/io/legado/app/ui/book/info/BookInfoViewModel.kt
index fc9b94a83..62b01444e 100644
--- a/app/src/main/java/io/legado/app/ui/book/info/BookInfoViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/info/BookInfoViewModel.kt
@@ -8,6 +8,7 @@ import io.legado.app.R
 import io.legado.app.base.BaseViewModel
 import io.legado.app.constant.AppLog
 import io.legado.app.constant.BookSourceType
+import io.legado.app.constant.BookType
 import io.legado.app.constant.EventBus
 import io.legado.app.data.appDb
 import io.legado.app.data.entities.Book
@@ -116,8 +117,9 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
                 book.getRemoteUrl()?.let {
                     val remoteBook = RemoteBookWebDav.getRemoteBook(it)
                     if (remoteBook == null) {
-
-                    } else if (remoteBook.lastModify > book.latestChapterTime) {
+                        book.origin = BookType.localTag
+                    } else if (remoteBook.lastModify > book.lastCheckTime) {
+                        val uri = RemoteBookWebDav.downloadRemoteBook(remoteBook)
 
                     }
                 }