diff --git a/app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt b/app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt
index cbf685604..332c846f7 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt
@@ -22,6 +22,7 @@ import io.legado.app.data.entities.BookChapter
 import io.legado.app.help.IntentDataHelp
 import io.legado.app.help.ReadAloud
 import io.legado.app.help.ReadBookConfig
+import io.legado.app.help.storage.Backup
 import io.legado.app.lib.dialogs.alert
 import io.legado.app.lib.dialogs.noButton
 import io.legado.app.lib.dialogs.okButton
@@ -521,6 +522,11 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_rea
         } ?: super.finish()
     }
 
+    override fun onDestroy() {
+        super.onDestroy()
+        Backup.autoBackup()
+    }
+
     override fun observeLiveBus() {
         super.observeLiveBus()
         observeEvent<Int>(Bus.ALOUD_STATE) {