@@ -332,11 +332,12 @@
 	else {
 		_body = [[OFFile alloc] initWithPath: path
 						mode: @"r"];
 
 		@try {
-			uintmax_t fileSize = [[OFFileManager defaultManager]
+			unsigned long long fileSize =
+			    [[OFFileManager defaultManager]
 			    attributesOfItemAtPath: path].fileSize;
 
 			contentLength =
 			    [OFString stringWithFormat: @"%ju", fileSize];
 			[_clientHeaders setObject: contentLength
@@ -1008,11 +1009,12 @@
 	if (_currentFileName == nil)
 		_currentFileName = [URL.path.lastPathComponent copy];
 
 	if (_continue) {
 		@try {
-			uintmax_t size = [[OFFileManager defaultManager]
+			unsigned long long size =
+			    [[OFFileManager defaultManager]
 			    attributesOfItemAtPath: _currentFileName].fileSize;
 			OFString *range;
 
 			if (size > ULLONG_MAX)
 				@throw [OFOutOfRangeException exception];