diff --git a/sys-apps/iproute2/files/iproute2-5.16.0-fix-ax25.h-include-for-musl.patch b/sys-apps/iproute2/files/iproute2-5.16.0-fix-ax25.h-include-for-musl.patch
index 8644a93ba1154..28307131a3db9 100644
--- a/sys-apps/iproute2/files/iproute2-5.16.0-fix-ax25.h-include-for-musl.patch
+++ b/sys-apps/iproute2/files/iproute2-5.16.0-fix-ax25.h-include-for-musl.patch
@@ -1,3 +1,5 @@
+https://marc.info/?l=linux-netdev&m=164206157726666&w=2
+
 From: Sam James <sam@gentoo.org>
 Date: Thu, 13 Jan 2022 08:05:33 +0000
 Subject: [PATCH] Fix ax25.h include for musl