diff --git a/aioupnp/commands.py b/aioupnp/commands.py
index 3e34722..bfe44a1 100644
--- a/aioupnp/commands.py
+++ b/aioupnp/commands.py
@@ -4,13 +4,10 @@ none_or_str = Union[None, str]
 
 
 class SOAPCommands:
-    def debug_commands(self) -> dict:
-        raise NotImplementedError()
-
     @staticmethod
     async def AddPortMapping(NewRemoteHost: str, NewExternalPort: int, NewProtocol: str, NewInternalPort: int,
-                       NewInternalClient: str, NewEnabled: bool, NewPortMappingDescription: str,
-                       NewLeaseDuration: str = '') -> None:
+                       NewInternalClient: str, NewEnabled: int, NewPortMappingDescription: str,
+                       NewLeaseDuration: str = '0') -> None:
         """Returns None"""
         raise NotImplementedError()
 
diff --git a/aioupnp/upnp.py b/aioupnp/upnp.py
index f7703d7..0334f5a 100644
--- a/aioupnp/upnp.py
+++ b/aioupnp/upnp.py
@@ -85,11 +85,11 @@ class UPnP:
 
     @cli
     async def add_port_mapping(self, external_port: int, protocol: str, internal_port: int, lan_address: str,
-                               description: str, lease_duration: int) -> None:
+                               description: str) -> None:
         return await self.gateway.commands.AddPortMapping(
-            NewRemoteHost="", NewExternalPort=external_port, NewProtocol=protocol,
+            NewRemoteHost='', NewExternalPort=external_port, NewProtocol=protocol,
             NewInternalPort=internal_port, NewInternalClient=lan_address,
-            NewEnabled=True, NewPortMappingDescription=description, NewLeaseDuration=str(lease_duration)
+            NewEnabled=1, NewPortMappingDescription=description
         )
 
     @cli