1 files changed, 4 insertions, 4 deletions
diff --git a/Swiften/Network/NATPortMapping.h b/Swiften/Network/NATPortMapping.h
index b68052d..bf0fb1c 100644
--- a/Swiften/Network/NATPortMapping.h
+++ b/Swiften/Network/NATPortMapping.h
@@ -3,11 +3,11 @@
  * Licensed under the simplified BSD license.
  * See Documentation/Licenses/BSD-simplified.txt for more information.
  */
 
 /*
- * Copyright (c) 2015 Isode Limited.
+ * Copyright (c) 2015-2018 Isode Limited.
  * All rights reserved.
  * See the COPYING file for more information.
  */
 
 #pragma once
@@ -21,11 +21,11 @@ namespace Swift {
         enum Protocol {
             TCP,
             UDP
         };
 
-        NATPortMapping(unsigned short localPort, unsigned short publicPort, Protocol protocol = TCP, int leaseInSeconds = 60 * 60 * 24) :
+        NATPortMapping(unsigned short localPort, unsigned short publicPort, Protocol protocol = TCP, uint32_t leaseInSeconds = 60 * 60 * 24) :
             publicPort(publicPort), localPort(localPort), protocol(protocol), leaseInSeconds(leaseInSeconds) {
 
         }
 
         unsigned short getPublicPort() const {
@@ -38,16 +38,16 @@ namespace Swift {
 
         Protocol getProtocol() const {
             return protocol;
         }
 
-        int getLeaseInSeconds() const {
+        uint32_t getLeaseInSeconds() const {
             return leaseInSeconds;
         }
 
     private:
         unsigned short publicPort;
         unsigned short localPort;
         Protocol protocol;
-        int leaseInSeconds;
+        uint32_t leaseInSeconds;
     };
 }