diff --git a/net-dns/c-ares/c-ares-1.13.0.ebuild b/net-dns/c-ares/c-ares-1.13.0.ebuild
index afa851dc54ecb..9477cdd1ff07b 100644
--- a/net-dns/c-ares/c-ares-1.13.0.ebuild
+++ b/net-dns/c-ares/c-ares-1.13.0.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=6
 
-inherit autotools eutils multilib-minimal
+inherit autotools eutils ltprune multilib-minimal
 
 DESCRIPTION="C library that resolves names asynchronously"
 HOMEPAGE="https://c-ares.haxx.se/"
diff --git a/net-dns/c-ares/c-ares-1.14.0.ebuild b/net-dns/c-ares/c-ares-1.14.0.ebuild
index d9d495d637e06..3e621769f26ff 100644
--- a/net-dns/c-ares/c-ares-1.14.0.ebuild
+++ b/net-dns/c-ares/c-ares-1.14.0.ebuild
@@ -1,9 +1,9 @@
-# Copyright 1999-2018 Gentoo Foundation
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
 
-inherit autotools eutils multilib-minimal
+inherit autotools eutils ltprune multilib-minimal
 
 DESCRIPTION="C library that resolves names asynchronously"
 HOMEPAGE="https://c-ares.haxx.se/"
diff --git a/net-dns/c-ares/c-ares-1.15.0.ebuild b/net-dns/c-ares/c-ares-1.15.0.ebuild
index 9fbc3ebd91273..27a3aae31e735 100644
--- a/net-dns/c-ares/c-ares-1.15.0.ebuild
+++ b/net-dns/c-ares/c-ares-1.15.0.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=6
 
-inherit autotools eutils multilib-minimal
+inherit autotools eutils ltprune multilib-minimal
 
 DESCRIPTION="C library that resolves names asynchronously"
 HOMEPAGE="https://c-ares.haxx.se/"