diff --git a/app/src/main/java/io/legado/app/ui/book/toc/ChapterListAdapter.kt b/app/src/main/java/io/legado/app/ui/book/toc/ChapterListAdapter.kt
index 534ed45f0..324de0410 100644
--- a/app/src/main/java/io/legado/app/ui/book/toc/ChapterListAdapter.kt
+++ b/app/src/main/java/io/legado/app/ui/book/toc/ChapterListAdapter.kt
@@ -18,10 +18,7 @@ import io.legado.app.utils.getCompatColor
 import io.legado.app.utils.gone
 import io.legado.app.utils.visible
 import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers.IO
-import kotlinx.coroutines.Job
 import kotlinx.coroutines.isActive
-import kotlinx.coroutines.launch
 import java.util.concurrent.ConcurrentHashMap
 
 class ChapterListAdapter(context: Context, val callback: Callback) :