diff --git a/ssdp.py b/ssdp.py
index 12f5a84..e958ca6 100644
--- a/ssdp.py
+++ b/ssdp.py
@@ -90,7 +90,7 @@
     """Send a response to an SSDP MediaServer discovery request.
 
     Args:
-      address: A tuple of destination IP and Port as strings
+      address: A tuple of destination IP (string) and port (int)
     """
     response = self.GenerateSSDPResponse('m-search',
                                          self.config.get('AUTOBACKUP',