diff --git a/app/src/main/java/io/legado/app/ui/main/MainActivity.kt b/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
index db221bede..e14f0035a 100644
--- a/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
@@ -191,10 +191,10 @@ class MainActivity : VMBaseActivity<MainViewModel>(R.layout.activity_main),
 
         override fun getItem(position: Int): Fragment {
             return when (getId(position)) {
-                0 -> BookshelfFragment()
-                1 -> ExploreFragment()
-                2 -> RssFragment()
-                else -> MyFragment()
+                0 -> fragmentMap[0] ?: BookshelfFragment()
+                1 -> fragmentMap[1] ?: ExploreFragment()
+                2 -> fragmentMap[2] ?: RssFragment()
+                else -> fragmentMap[3] ?: MyFragment()
             }
         }