diff --git a/reactos/subsys/csrss/init.c b/reactos/subsys/csrss/init.c
index 4237698937e..cdffec5e01f 100644
--- a/reactos/subsys/csrss/init.c
+++ b/reactos/subsys/csrss/init.c
@@ -260,8 +260,8 @@ CsrpCreateListenPort (IN     LPWSTR  Name,
 				    NULL);
 	Status = NtCreatePort ( Port,
 				& PortAttributes,
-				260, /* TODO: make caller set it*/
-				328, /* TODO: make caller set it*/
+				LPC_MAX_DATA_LENGTH, /* TODO: make caller set it*/
+				LPC_MAX_MESSAGE_LENGTH, /* TODO: make caller set it*/
 				0); /* TODO: make caller set it*/
 	if(!NT_SUCCESS(Status))
 	{