diff --git a/app/src/main/java/io/legado/app/ui/book/read/page/provider/ChapterProvider.kt b/app/src/main/java/io/legado/app/ui/book/read/page/provider/ChapterProvider.kt
index b9a49d040..83e3e7426 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/page/provider/ChapterProvider.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/page/provider/ChapterProvider.kt
@@ -12,6 +12,7 @@ import android.text.StaticLayout
 import android.text.TextPaint
 import androidx.core.net.toUri
 import androidx.core.os.postDelayed
+import io.legado.app.constant.AppLog
 import io.legado.app.constant.AppPattern
 import io.legado.app.constant.EventBus
 import io.legado.app.data.entities.Book
@@ -1101,7 +1102,11 @@ object ChapterProvider {
         visibleRight = viewWidth - paddingRight
         visibleBottom = paddingTop + visibleHeight
 
-        val shadowPad = (contentPaint.shadowLayerRadius + 2).toInt()
+        val shadowPad = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            (contentPaint.shadowLayerRadius + 2).toInt()
+        } else {
+            20
+        }
 
         visibleRect.set(
             (paddingLeft - shadowPad).toFloat(),
diff --git a/app/src/main/java/io/legado/app/ui/main/bookshelf/books/BookshelfFragment2.kt b/app/src/main/java/io/legado/app/ui/main/bookshelf/books/BookshelfFragment2.kt
index b14d7f871..3f570a7b9 100644
--- a/app/src/main/java/io/legado/app/ui/main/bookshelf/books/BookshelfFragment2.kt
+++ b/app/src/main/java/io/legado/app/ui/main/bookshelf/books/BookshelfFragment2.kt
@@ -261,7 +261,7 @@ class BookshelfFragment2() : BaseBookshelfFragment(R.layout.fragment_bookshelf2)
         }
         booksFlowJob?.cancel()
         booksFlowJob = viewLifecycleOwner.lifecycleScope.launch {
-            viewLifecycleOwner.repeatOnLifecycle(Lifecycle.State.STARTED) {
+            viewLifecycleOwner.repeatOnLifecycle(Lifecycle.State.RESUMED) {
                 appDb.bookDao.flowByGroup(groupId)
                     .map { list ->
                         val isDescending = AppConfig.bookshelfSortOrder == 1