diff --git a/profiles/arch/alpha/package.use.mask b/profiles/arch/alpha/package.use.mask
index 9373dfba98687..037474295d408 100644
--- a/profiles/arch/alpha/package.use.mask
+++ b/profiles/arch/alpha/package.use.mask
@@ -1,6 +1,10 @@
 # Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
+# matoro <matoro_gentoo@matoro.tk> (2022-09-22)
+# Unable to test due to mask, bug #763963
+~net-misc/openntpd-6.8_p1 constraints
+
 # Matthew Smith <matthew@gentoo.org> (2022-07-10)
 # Needs unkeyworded app-doc/halibut
 >=net-misc/putty-0.77 doc