diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 83ecc17..b8b3804 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -844,4 +844,5 @@
 asmlinkage long sys_open_by_handle_at(int mountdirfd,
 				      struct file_handle __user *handle,
 				      int flags);
+asmlinkage long sys_setns(int fd, int nstype);
 #endif