diff --git a/src/urh/plugins/NetworkSDRInterface/NetworkSDRInterfacePlugin.py b/src/urh/plugins/NetworkSDRInterface/NetworkSDRInterfacePlugin.py
index d53e1611..82421992 100644
--- a/src/urh/plugins/NetworkSDRInterface/NetworkSDRInterfacePlugin.py
+++ b/src/urh/plugins/NetworkSDRInterface/NetworkSDRInterfacePlugin.py
@@ -1,13 +1,11 @@
 import socketserver
 import threading
 
-from PyQt5.QtCore import QRegExp, pyqtSlot
+from PyQt5.QtCore import QRegExp
 from PyQt5.QtGui import QRegExpValidator
 import socket
 
-from urh.controller.ProtocolSniffDialogController import ProtocolSniffDialogController
 from urh.plugins.Plugin import SDRPlugin
-from urh.util.Errors import Errors
 
 
 class NetworkSDRInterfacePlugin(SDRPlugin):