diff --git a/packages/core/src/network/persistent-connection.ts b/packages/core/src/network/persistent-connection.ts
index d7f0a6ab..26f732a6 100644
--- a/packages/core/src/network/persistent-connection.ts
+++ b/packages/core/src/network/persistent-connection.ts
@@ -1,10 +1,11 @@
 import type { ReconnectionStrategy } from '@fuman/net'
+import type { tl } from '@mtcute/tl'
 import type { BasicDcOption, ICryptoProvider, Logger } from '../utils/index.js'
 import type { IPacketCodec, ITelegramConnection, TelegramTransport } from './transports/abstract.js'
+
 import { FramedReader, FramedWriter } from '@fuman/io'
 
 import { PersistentConnection as FumanPersistentConnection } from '@fuman/net'
-
 import { Emitter, timers } from '@fuman/utils'
 
 export interface PersistentConnectionParams {
@@ -99,6 +100,8 @@ export abstract class PersistentConnection {
 
     private _writer?: FramedWriter
 
+    protected _mtproxyInfo?: tl.RawInputClientProxy
+
     private async _onOpen(conn: ITelegramConnection) {
         this._updateLogPrefix()
         this.log.debug('connected')
@@ -108,6 +111,8 @@ export abstract class PersistentConnection {
             await conn.write(tag)
         }
 
+        this._mtproxyInfo = conn.getMtproxyInfo?.()
+
         const reader = new FramedReader(conn, this._codec)
         this._writer = new FramedWriter(conn, this._codec)
 
diff --git a/packages/core/src/network/session-connection.ts b/packages/core/src/network/session-connection.ts
index 20be9903..f9c73b65 100644
--- a/packages/core/src/network/session-connection.ts
+++ b/packages/core/src/network/session-connection.ts
@@ -1388,13 +1388,12 @@ export class SessionConnection extends PersistentConnection {
             // either acked or returns rpc_result
 
             this.log.debug('wrapping %s with initConnection, layer: %d', method, this.params.layer)
-            // const proxy = this._transport.getMtproxyInfo?.()
             obj = {
                 _: 'invokeWithLayer',
                 layer: this.params.layer,
                 query: {
                     ...this.params.initConnection,
-                    // proxy,
+                    proxy: this._mtproxyInfo,
                     query: obj,
                 },
             }