diff --git a/darwin_ssl_sniffer/__main__.py b/darwin_ssl_sniffer/__main__.py
index aa6862b..b538301 100644
--- a/darwin_ssl_sniffer/__main__.py
+++ b/darwin_ssl_sniffer/__main__.py
@@ -2,11 +2,10 @@
 
 import click
 import coloredlogs
-import rpcclient.protocol
 from pymobiledevice3.cli.cli_common import Command, LockdownCommand
 from pymobiledevice3.lockdown import LockdownClient
 from pymobiledevice3.lockdown_service_provider import LockdownServiceProvider
-from rpcclient.client_factory import create_client
+from rpcclient.client_factory import create_client, DEFAULT_PORT
 
 from darwin_ssl_sniffer.sniffer import Filters, HostSniffer, MobileSniffer
 
@@ -35,7 +34,7 @@ def mobile():
 
 
 @mobile.command('setup', cls=LockdownCommand)
-@click.option('-p', '--port', type=click.INT, default=rpcclient.protocol.DEFAULT_PORT, help='rpc server ip and port')
+@click.option('-p', '--port', type=click.INT, default=DEFAULT_PORT, help='rpc server ip and port')
 def cli_setup(service_provider: LockdownClient, port):
     """ Setup all prerequisites required inorder to sniff the SSL traffic """
 
diff --git a/requirements.txt b/requirements.txt
index 63fddcf..93f8139 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,5 @@ click>=8.1.3
 scapy>=2.5.0
 parse>=1.19.0
 coloredlogs>=15.0.1
-rpcclient>=3.16.0
+rpcclient>=4.0.0
 maclog>=0.0.1
\ No newline at end of file