diff --git a/tools/disaout/syscalls.c b/tools/disaout/syscalls.c
index 8e74078..24aa4d6 100644
--- a/tools/disaout/syscalls.c
+++ b/tools/disaout/syscalls.c
@@ -8,9 +8,9 @@ struct syscallinfo v1syscalls[]= {
 	{ "fork", 0 },
 	{ "read", 2 },
 	{ "write", 2 },
-	{ "open", 3, },
-	{ "close", 2 },
-	{ "wait", 1 },
+	{ "open", 2, },
+	{ "close", 0 },
+	{ "wait", 0 },
 	{ "creat", 2 },
 	{ "link", 2 },
 	{ "unlink", 1 },
@@ -22,7 +22,7 @@ struct syscallinfo v1syscalls[]= {
 	{ "chown", 2 },
 	{ "break", 1 },
 	{ "stat", 2 },
-	{ "seek", 3 },
+	{ "seek", 2 },
 	{ "tell", 3 },
 	{ "mount", 2 },
 	{ "umount", 1 },