diff --git a/sys/compat/linux/linux_futex.c b/sys/compat/linux/linux_futex.c
index 82a1eb55d61..b002d728117 100644
--- a/sys/compat/linux/linux_futex.c
+++ b/sys/compat/linux/linux_futex.c
@@ -888,6 +888,7 @@ linux_sys_futex_time64(struct thread *td,
 		.ts = NULL,
 		.uaddr2 = args->uaddr2,
 		.val3 = args->val3,
+		.val3_compare = true,
 	};
 	struct l_timespec64 lts;
 	int error;