diff --git a/mm/mremap.c b/mm/mremap.c
index 5572e08..a39b7b9 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -420,9 +420,9 @@
 	return ret;
 }
 
-asmlinkage long sys_mremap(unsigned long addr,
-	unsigned long old_len, unsigned long new_len,
-	unsigned long flags, unsigned long new_addr)
+SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len,
+		unsigned long, new_len, unsigned long, flags,
+		unsigned long, new_addr)
 {
 	unsigned long ret;