diff --git a/RNS/Interfaces/TCPInterface.py b/RNS/Interfaces/TCPInterface.py
index c7d0deb..3684165 100644
--- a/RNS/Interfaces/TCPInterface.py
+++ b/RNS/Interfaces/TCPInterface.py
@@ -286,7 +286,7 @@ class TCPServerInterface(Interface):
     @staticmethod
     def get_address_for_if(name):
         import importlib
-        if importlib.find_loader('netifaces') != None:
+        if importlib.util.find_spec('netifaces') != None:
             import netifaces
             return netifaces.ifaddresses(name)[netifaces.AF_INET][0]['addr']
         else:
@@ -297,7 +297,7 @@ class TCPServerInterface(Interface):
     @staticmethod
     def get_broadcast_for_if(name):
         import importlib
-        if importlib.find_loader('netifaces') != None:
+        if importlib.util.find_spec('netifaces') != None:
             import netifaces
             return netifaces.ifaddresses(name)[netifaces.AF_INET][0]['broadcast']
         else:
diff --git a/RNS/Interfaces/UDPInterface.py b/RNS/Interfaces/UDPInterface.py
index 2f1670f..98d52c0 100644
--- a/RNS/Interfaces/UDPInterface.py
+++ b/RNS/Interfaces/UDPInterface.py
@@ -12,7 +12,7 @@ class UDPInterface(Interface):
     @staticmethod
     def get_address_for_if(name):
         import importlib
-        if importlib.find_loader('netifaces') != None:
+        if importlib.util.find_spec('netifaces') != None:
             import netifaces
             return netifaces.ifaddresses(name)[netifaces.AF_INET][0]['addr']
         else:
@@ -23,7 +23,7 @@ class UDPInterface(Interface):
     @staticmethod
     def get_broadcast_for_if(name):
         import importlib
-        if importlib.find_loader('netifaces') != None:
+        if importlib.util.find_spec('netifaces') != None:
             import netifaces
             return netifaces.ifaddresses(name)[netifaces.AF_INET][0]['broadcast']
         else: