diff --git a/app/src/main/java/io/legado/app/data/dao/ServerDao.kt b/app/src/main/java/io/legado/app/data/dao/ServerDao.kt
index 4933541e9..fd6b41198 100644
--- a/app/src/main/java/io/legado/app/data/dao/ServerDao.kt
+++ b/app/src/main/java/io/legado/app/data/dao/ServerDao.kt
@@ -25,6 +25,9 @@ interface ServerDao {
     @Delete
     fun delete(vararg server: Server)
 
+    @Query("delete from servers where id = :id")
+    fun delete(id: Long)
+
     @Query("delete from servers where id < 0")
     fun deleteDefault()
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/data/entities/Server.kt b/app/src/main/java/io/legado/app/data/entities/Server.kt
index ce00b65e0..093cfef21 100644
--- a/app/src/main/java/io/legado/app/data/entities/Server.kt
+++ b/app/src/main/java/io/legado/app/data/entities/Server.kt
@@ -6,6 +6,7 @@ import androidx.room.PrimaryKey
 import io.legado.app.utils.GSON
 import io.legado.app.utils.fromJsonObject
 import kotlinx.parcelize.Parcelize
+import org.json.JSONObject
 
 /**
  * 服务器
@@ -19,7 +20,7 @@ data class Server(
     var type: TYPE = TYPE.WEBDAV,
     var config: String? = null,
     var sortNumber: Int = 0
-): Parcelable {
+) : Parcelable {
 
     enum class TYPE {
         WEBDAV, ALIYUN, GOOGLEYUN
@@ -36,6 +37,12 @@ data class Server(
         return false
     }
 
+    fun getConfigJsonObject(): JSONObject? {
+        val json = config
+        json ?: return null
+        return JSONObject(json)
+    }
+
     fun getWebDavConfig(): WebDavConfig? {
         return GSON.fromJsonObject<WebDavConfig>(config).getOrNull()
     }
diff --git a/app/src/main/java/io/legado/app/ui/book/import/remote/RemoteBookViewModel.kt b/app/src/main/java/io/legado/app/ui/book/import/remote/RemoteBookViewModel.kt
index 2ee320ae9..6026d883f 100644
--- a/app/src/main/java/io/legado/app/ui/book/import/remote/RemoteBookViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/import/remote/RemoteBookViewModel.kt
@@ -4,6 +4,7 @@ import android.app.Application
 import io.legado.app.base.BaseViewModel
 import io.legado.app.constant.AppLog
 import io.legado.app.constant.BookType
+import io.legado.app.data.appDb
 import io.legado.app.exception.NoStackTraceException
 import io.legado.app.help.AppWebDav
 import io.legado.app.lib.webdav.Authorization
@@ -11,7 +12,6 @@ import io.legado.app.lib.webdav.WebDav
 import io.legado.app.model.localBook.LocalBook
 import io.legado.app.model.remote.RemoteBook
 import io.legado.app.model.remote.RemoteBookWebDav
-import io.legado.app.utils.ACache
 import io.legado.app.utils.toastOnUi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.channels.awaitClose
@@ -79,7 +79,7 @@ class RemoteBookViewModel(application: Application) : BaseViewModel(application)
 
     fun initData(onSuccess: () -> Unit) {
         execute {
-            val config = ACache.get().getAsJSONObject("remoteServerConfig")
+            val config = appDb.serverDao.get(10001)?.getConfigJsonObject()
             if (config != null && config.has("url")) {
                 val url = config.getString("url")
                 if (url.isNotBlank()) {
diff --git a/app/src/main/java/io/legado/app/ui/book/import/remote/ServerConfigDialog.kt b/app/src/main/java/io/legado/app/ui/book/import/remote/ServerConfigDialog.kt
index 1c5955e4f..65af6ed8e 100644
--- a/app/src/main/java/io/legado/app/ui/book/import/remote/ServerConfigDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/import/remote/ServerConfigDialog.kt
@@ -9,11 +9,12 @@ import android.view.ViewGroup
 import androidx.appcompat.widget.Toolbar
 import io.legado.app.R
 import io.legado.app.base.BaseDialogFragment
+import io.legado.app.data.appDb
+import io.legado.app.data.entities.Server
 import io.legado.app.data.entities.rule.RowUi
 import io.legado.app.databinding.DialogWebdavServerBinding
 import io.legado.app.databinding.ItemSourceEditBinding
 import io.legado.app.lib.theme.primaryColor
-import io.legado.app.utils.ACache
 import io.legado.app.utils.GSON
 import io.legado.app.utils.applyTint
 import io.legado.app.utils.setLayout
@@ -48,9 +49,14 @@ class ServerConfigDialog : BaseDialogFragment(R.layout.dialog_webdav_server, tru
             R.id.menu_save -> {
                 val data = getConfigData()
                 if (data.isEmpty()) {
-                    ACache.get().remove("remoteServerConfig")
+                    appDb.serverDao.delete(10001)
                 } else {
-                    ACache.get().put("remoteServerConfig", GSON.toJson(data))
+                    appDb.serverDao.insert(
+                        Server(
+                            id = 10001,
+                            config = GSON.toJson(data)
+                        )
+                    )
                 }
                 dismissAllowingStateLoss()
             }
@@ -59,7 +65,7 @@ class ServerConfigDialog : BaseDialogFragment(R.layout.dialog_webdav_server, tru
     }
 
     private fun initConfigView() {
-        val data = ACache.get().getAsJSONObject("remoteServerConfig")
+        val data = appDb.serverDao.get(10001)?.getConfigJsonObject()
         serverUi.forEachIndexed { index, rowUi ->
             when (rowUi.type) {
                 RowUi.Type.text -> ItemSourceEditBinding.inflate(