@@ -46,11 +46,11 @@
 				    socket: sock
 				     errNo: errNo] autorelease];
 }
 
 + (instancetype)exceptionWithNetwork: (uint32_t)network
-				node: (unsigned char [IPX_NODE_LEN])node
+				node: (const unsigned char [IPX_NODE_LEN])node
 				port: (uint16_t)port
 			      socket: (id)sock
 			       errNo: (int)errNo
 {
 	return [[[self alloc] initWithNetwork: network
@@ -97,11 +97,11 @@
 
 	return self;
 }
 
 - (instancetype)initWithNetwork: (uint32_t)network
-			   node: (unsigned char [IPX_NODE_LEN])node
+			   node: (const unsigned char [IPX_NODE_LEN])node
 			   port: (uint16_t)port
 			 socket: (id)sock
 			  errNo: (int)errNo
 {
 	self = [super init];