diff --git a/app/src/main/java/io/legado/app/data/AppDatabase.kt b/app/src/main/java/io/legado/app/data/AppDatabase.kt
index f32d6a199..d96e98613 100644
--- a/app/src/main/java/io/legado/app/data/AppDatabase.kt
+++ b/app/src/main/java/io/legado/app/data/AppDatabase.kt
@@ -18,7 +18,7 @@ import kotlinx.coroutines.launch
         ReplaceRule::class, SearchBook::class, SearchKeyword::class, Cookie::class,
         RssSource::class, Bookmark::class, RssArticle::class, RssReadRecord::class,
         RssStar::class, TxtTocRule::class],
-    version = 8,
+    version = 9,
     exportSchema = true
 )
 abstract class AppDatabase : RoomDatabase() {
diff --git a/app/src/main/java/io/legado/app/data/entities/Book.kt b/app/src/main/java/io/legado/app/data/entities/Book.kt
index 0dd5cab9e..fd96d137b 100644
--- a/app/src/main/java/io/legado/app/data/entities/Book.kt
+++ b/app/src/main/java/io/legado/app/data/entities/Book.kt
@@ -4,7 +4,6 @@ import android.os.Parcelable
 import androidx.room.Entity
 import androidx.room.Ignore
 import androidx.room.Index
-import androidx.room.PrimaryKey
 import io.legado.app.constant.AppPattern
 import io.legado.app.constant.BookType
 import io.legado.app.utils.GSON
@@ -15,9 +14,12 @@ import java.nio.charset.Charset
 import kotlin.math.max
 
 @Parcelize
-@Entity(tableName = "books", indices = [(Index(value = ["bookUrl"], unique = true))])
+@Entity(
+    tableName = "books",
+    primaryKeys = ["name", "author"],
+    indices = [(Index(value = ["bookUrl"], unique = true))]
+)
 data class Book(
-    @PrimaryKey
     override var bookUrl: String = "",                   // 详情页Url(本地书源存储完整文件路径)
     var tocUrl: String = "",                    // 目录页Url (toc=table of Contents)
     var origin: String = BookType.local,        // 书源URL(默认BookType.local)
diff --git a/app/src/main/java/io/legado/app/data/entities/RssSource.kt b/app/src/main/java/io/legado/app/data/entities/RssSource.kt
index 999b12523..70f4b363a 100644
--- a/app/src/main/java/io/legado/app/data/entities/RssSource.kt
+++ b/app/src/main/java/io/legado/app/data/entities/RssSource.kt
@@ -23,6 +23,7 @@ data class RssSource(
     var sourceIcon: String = "",
     var sourceGroup: String? = null,
     var enabled: Boolean = true,
+    var sortUrl: String? = null,
     //列表规则
     var ruleArticles: String? = null,
     var ruleNextPage: String? = null,
diff --git a/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt b/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
index 944135b45..88059b955 100644
--- a/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
@@ -135,6 +135,7 @@ class RssSourceEditActivity :
             add(EditEntity("sourceUrl", rssSource?.sourceUrl, R.string.source_url))
             add(EditEntity("sourceIcon", rssSource?.sourceIcon, R.string.source_icon))
             add(EditEntity("sourceGroup", rssSource?.sourceGroup, R.string.source_group))
+            add(EditEntity("sortUrl", rssSource?.sortUrl, R.string.sort_url))
             add(EditEntity("ruleArticles", rssSource?.ruleArticles, R.string.r_articles))
             add(EditEntity("ruleNextPage", rssSource?.ruleNextPage, R.string.r_next))
             add(EditEntity("ruleTitle", rssSource?.ruleTitle, R.string.r_title))
@@ -159,6 +160,7 @@ class RssSourceEditActivity :
                 "sourceUrl" -> source.sourceUrl = it.value ?: ""
                 "sourceIcon" -> source.sourceIcon = it.value ?: ""
                 "sourceGroup" -> source.sourceGroup = it.value
+                "sortUrl" -> source.sortUrl = it.value
                 "ruleArticles" -> source.ruleArticles = it.value
                 "ruleNextPage" -> source.ruleNextPage = it.value
                 "ruleTitle" -> source.ruleTitle = it.value
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 84e0f7824..dfe995dd9 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -376,6 +376,7 @@
     <string name="source_name">源名称(sourceName)</string>
     <string name="source_url">源URL(sourceUrl)</string>
     <string name="source_group">源分组(sourceGroup)</string>
+    <string name="sort_url">分类Url</string>
     <string name="login_url">登录URL(loginUrl)</string>
     <string name="r_search_url">搜索地址(url)</string>
     <string name="r_find_url">发现地址规则(url)</string>