diff --git a/app/src/main/java/io/legado/app/help/book/BookExtensions.kt b/app/src/main/java/io/legado/app/help/book/BookExtensions.kt
index debb428e2..329da54a7 100644
--- a/app/src/main/java/io/legado/app/help/book/BookExtensions.kt
+++ b/app/src/main/java/io/legado/app/help/book/BookExtensions.kt
@@ -307,7 +307,7 @@ fun Book.getExportFileName(
 
 // 根据当前日期计算章节总数
 fun Book.simulatedTotalChapterNum(): Int {
-    return if (config.readSimulating) {
+    return if (readSimulating()) {
         val currentDate = LocalDate.now()
         val daysPassed = between(this.config.startDate, currentDate).days + 1
         // 计算当前应该解锁到哪一章
@@ -319,6 +319,10 @@ fun Book.simulatedTotalChapterNum(): Int {
     }
 }
 
+fun Book.readSimulating(): Boolean {
+    return config.readSimulating
+}
+
 fun tryParesExportFileName(jsStr: String): Boolean {
     val bindings = SimpleBindings()
     bindings["name"] = "name"
diff --git a/app/src/main/java/io/legado/app/model/ReadBook.kt b/app/src/main/java/io/legado/app/model/ReadBook.kt
index 96b001937..9e3b810ea 100644
--- a/app/src/main/java/io/legado/app/model/ReadBook.kt
+++ b/app/src/main/java/io/legado/app/model/ReadBook.kt
@@ -12,6 +12,7 @@ import io.legado.app.help.AppWebDav
 import io.legado.app.help.book.BookHelp
 import io.legado.app.help.book.ContentProcessor
 import io.legado.app.help.book.isLocal
+import io.legado.app.help.book.readSimulating
 import io.legado.app.help.book.simulatedTotalChapterNum
 import io.legado.app.help.config.AppConfig
 import io.legado.app.help.config.ReadBookConfig
@@ -94,7 +95,7 @@ object ReadBook : CoroutineScope by MainScope() {
         readRecord.bookName = book.name
         readRecord.readTime = appDb.readRecordDao.getReadTime(book.name) ?: 0
         chapterSize = appDb.bookChapterDao.getChapterCount(book.bookUrl)
-        simulatedChapterSize = if (book.config.readSimulating) {
+        simulatedChapterSize = if (book.readSimulating()) {
             book.simulatedTotalChapterNum()
         } else {
             chapterSize
@@ -119,7 +120,7 @@ object ReadBook : CoroutineScope by MainScope() {
     fun upData(book: Book) {
         ReadBook.book = book
         chapterSize = appDb.bookChapterDao.getChapterCount(book.bookUrl)
-        simulatedChapterSize = if (book.config.readSimulating) {
+        simulatedChapterSize = if (book.readSimulating()) {
             book.simulatedTotalChapterNum()
         } else {
             chapterSize
diff --git a/app/src/main/java/io/legado/app/model/webBook/BookChapterList.kt b/app/src/main/java/io/legado/app/model/webBook/BookChapterList.kt
index c0b75896a..02efaae56 100644
--- a/app/src/main/java/io/legado/app/model/webBook/BookChapterList.kt
+++ b/app/src/main/java/io/legado/app/model/webBook/BookChapterList.kt
@@ -11,6 +11,7 @@ import io.legado.app.data.entities.rule.TocRule
 import io.legado.app.exception.NoStackTraceException
 import io.legado.app.exception.TocEmptyException
 import io.legado.app.help.book.ContentProcessor
+import io.legado.app.help.book.readSimulating
 import io.legado.app.help.book.simulatedTotalChapterNum
 import io.legado.app.help.config.AppConfig
 import io.legado.app.model.Debug
@@ -145,9 +146,13 @@ object BookChapterList {
             }
         }
         val replaceRules = ContentProcessor.get(book.name, book.origin).getTitleReplaceRules()
+        val lastChapter = if (book.readSimulating()) {
+            list.getOrElse(book.simulatedTotalChapterNum() - 1) { list.last() }
+        } else {
+            list.last()
+        }
         book.latestChapterTitle =
-            list.getOrElse(book.simulatedTotalChapterNum() - 1) {
-                list.last() }.getDisplayTitle(replaceRules, book.getUseReplaceRule())
+            lastChapter.getDisplayTitle(replaceRules, book.getUseReplaceRule())
         book.durChapterTitle = list.getOrElse(book.durChapterIndex) { list.last() }
             .getDisplayTitle(replaceRules, book.getUseReplaceRule())
         if (book.totalChapterNum < list.size) {