diff --git a/app/src/main/java/io/legado/app/service/help/ReadBook.kt b/app/src/main/java/io/legado/app/service/help/ReadBook.kt
index cf336f7d0..7603c0ab3 100644
--- a/app/src/main/java/io/legado/app/service/help/ReadBook.kt
+++ b/app/src/main/java/io/legado/app/service/help/ReadBook.kt
@@ -169,6 +169,15 @@ object ReadBook {
         }
     }
 
+    /**
+     * 加载章节内容
+     */
+    fun loadContent() {
+        loadContent(durChapterIndex)
+        loadContent(durChapterIndex + 1)
+        loadContent(durChapterIndex - 1)
+    }
+
     fun loadContent(index: Int) {
         book?.let { book ->
             if (addLoading(index)) {
@@ -287,7 +296,6 @@ object ReadBook {
     }
 
     interface CallBack {
-        fun loadContent()
         fun upContent(position: Int = 0)
         fun upView()
         fun upPageProgress()
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 c0720eaef..52ea156b4 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
@@ -243,15 +243,6 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_boo
         return false
     }
 
-    /**
-     * 加载章节内容
-     */
-    override fun loadContent() {
-        ReadBook.loadContent(ReadBook.durChapterIndex)
-        ReadBook.loadContent(ReadBook.durChapterIndex + 1)
-        ReadBook.loadContent(ReadBook.durChapterIndex - 1)
-    }
-
     /**
      * 内容加载完成
      */
@@ -433,7 +424,7 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_boo
             page_view.upBg()
             page_view.upStyle()
             if (it) {
-                loadContent()
+                ReadBook.loadContent()
             } else {
                 page_view.upContent()
             }
diff --git a/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt b/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt
index 2e6f127dc..66d0a0b71 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt
@@ -49,7 +49,7 @@ class ReadBookViewModel(application: Application) : BaseViewModel(application) {
                     ReadBook.durChapterIndex = count - 1
                 }
                 ReadBook.chapterSize = count
-                ReadBook.callBack?.loadContent()
+                ReadBook.loadContent()
             }
             if (ReadBook.inBookshelf) {
                 ReadBook.saveRead()
@@ -93,7 +93,7 @@ class ReadBookViewModel(application: Application) : BaseViewModel(application) {
                         if (changeDruChapterIndex == null) {
                             App.db.bookChapterDao().insert(*cList.toTypedArray())
                             ReadBook.chapterSize = cList.size
-                            ReadBook.callBack?.loadContent()
+                            ReadBook.loadContent()
                         } else {
                             changeDruChapterIndex(cList)
                         }
@@ -146,7 +146,7 @@ class ReadBookViewModel(application: Application) : BaseViewModel(application) {
             App.db.bookDao().update(book)
             App.db.bookChapterDao().insert(*chapters.toTypedArray())
             ReadBook.chapterSize = chapters.size
-            ReadBook.callBack?.loadContent()
+            ReadBook.loadContent()
         }
     }
 
@@ -160,7 +160,7 @@ class ReadBookViewModel(application: Application) : BaseViewModel(application) {
             ReadBook.durPageIndex = 0
         }
         ReadBook.saveRead()
-        ReadBook.callBack?.loadContent()
+        ReadBook.loadContent()
     }
 
     fun removeFromBookshelf(success: (() -> Unit)?) {