diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c
index d7306d0..807e9bb 100644
--- a/kernel/sys_ni.c
+++ b/kernel/sys_ni.c
@@ -141,3 +141,6 @@
 cond_syscall(sys_bdflush);
 cond_syscall(sys_ioprio_set);
 cond_syscall(sys_ioprio_get);
+
+/* New file descriptors */
+cond_syscall(sys_signalfd);