diff --git a/mirai-core/src/androidMain/kotlin/net/mamoe/mirai/utils/BotConfigurationAndroid.kt b/mirai-core/src/androidMain/kotlin/net/mamoe/mirai/utils/BotConfigurationAndroid.kt
index a0849fcdc..e781c9697 100644
--- a/mirai-core/src/androidMain/kotlin/net/mamoe/mirai/utils/BotConfigurationAndroid.kt
+++ b/mirai-core/src/androidMain/kotlin/net/mamoe/mirai/utils/BotConfigurationAndroid.kt
@@ -12,7 +12,6 @@ package net.mamoe.mirai.utils
 import kotlinx.io.core.IoBuffer
 import net.mamoe.mirai.Bot
 import net.mamoe.mirai.network.BotNetworkHandler
-import java.io.File
 import kotlin.coroutines.CoroutineContext
 import kotlin.coroutines.EmptyCoroutineContext
 
@@ -87,18 +86,6 @@ actual open class BotConfiguration actual constructor() {
         actual val Default = BotConfiguration()
     }
 
-    @Suppress("NOTHING_TO_INLINE")
-    @BotConfigurationDsl
-    inline operator fun FileBasedDeviceInfo.unaryPlus() {
-        deviceInfo = { File(filepath).loadAsDeviceInfo(it) }
-    }
-
-    @Suppress("NOTHING_TO_INLINE")
-    @BotConfigurationDsl
-    inline operator fun FileBasedDeviceInfo.ByDeviceDotJson.unaryPlus() {
-        deviceInfo = { File("device.json").loadAsDeviceInfo(it) }
-    }
-
     actual operator fun _NoNetworkLog.unaryPlus() {
         networkLoggerSupplier = supplier
     }