diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index fd1823c1657af34e549f61e800374b74624fb772..4dd8e8b4fbc217094312bc5d637238fd8724ff10 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -587,7 +587,7 @@ einval:	li	v0, -EINVAL
 	sys	sys_io_submit		3
 	sys	sys_io_cancel		3	/* 4245 */
 	sys	sys_exit_group		1
-	sys	sys_lookup_dcookie	3
+	sys	sys_lookup_dcookie	4
 	sys	sys_epoll_create	1
 	sys	sys_epoll_ctl		4
 	sys	sys_epoll_wait		3	/* 4250 */