diff --git a/kernel/fork.c b/kernel/fork.c
index 8eb37d3..bf0cef8 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1603,7 +1603,7 @@
  * constructed. Here we are modifying the current, active,
  * task_struct.
  */
-asmlinkage long sys_unshare(unsigned long unshare_flags)
+SYSCALL_DEFINE1(unshare, unsigned long, unshare_flags)
 {
 	int err = 0;
 	struct fs_struct *fs, *new_fs = NULL;