diff --git a/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r1.ebuild b/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r1.ebuild
index 0855565ff6261..fdf0b68ee0b66 100644
--- a/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r1.ebuild
+++ b/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r1.ebuild
@@ -1,9 +1,9 @@
-# Copyright 1999-2017 Gentoo Foundation
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI="5"
 
-inherit base eutils mono flag-o-matic
+inherit base eutils mono flag-o-matic ltprune
 
 DESCRIPTION="Library for using System.Drawing with mono"
 HOMEPAGE="http://www.mono-project.com"
diff --git a/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r2.ebuild b/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r2.ebuild
index 795c7bdb517c1..cbadbe8eaedee 100644
--- a/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r2.ebuild
+++ b/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r2.ebuild
@@ -1,9 +1,9 @@
-# Copyright 1999-2017 Gentoo Foundation
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI="5"
 
-inherit base eutils mono flag-o-matic
+inherit base eutils mono flag-o-matic ltprune
 
 DESCRIPTION="Library for using System.Drawing with mono"
 HOMEPAGE="http://www.mono-project.com"
diff --git a/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r3.ebuild b/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r3.ebuild
index 2e71897c3048d..da6a471d8dd3f 100644
--- a/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r3.ebuild
+++ b/dev-dotnet/libgdiplus/libgdiplus-2.10.9-r3.ebuild
@@ -1,8 +1,8 @@
-# Copyright 1999-2017 Gentoo Foundation
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
-inherit eutils dotnet flag-o-matic
+inherit eutils dotnet flag-o-matic ltprune
 
 DESCRIPTION="Library for using System.Drawing with mono"
 HOMEPAGE="http://www.mono-project.com"
diff --git a/dev-dotnet/libgdiplus/libgdiplus-4.2-r2.ebuild b/dev-dotnet/libgdiplus/libgdiplus-4.2-r2.ebuild
index 61cc4064fe544..272ae6cfa78a4 100644
--- a/dev-dotnet/libgdiplus/libgdiplus-4.2-r2.ebuild
+++ b/dev-dotnet/libgdiplus/libgdiplus-4.2-r2.ebuild
@@ -1,9 +1,9 @@
-# Copyright 1999-2017 Gentoo Foundation
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
 
-inherit eutils dotnet
+inherit eutils dotnet ltprune
 
 DESCRIPTION="Library for using System.Drawing with mono"
 HOMEPAGE="http://www.mono-project.com"
diff --git a/dev-dotnet/libgdiplus/libgdiplus-4.2-r3.ebuild b/dev-dotnet/libgdiplus/libgdiplus-4.2-r3.ebuild
index 7e3e4a99d906c..a216a0482478b 100644
--- a/dev-dotnet/libgdiplus/libgdiplus-4.2-r3.ebuild
+++ b/dev-dotnet/libgdiplus/libgdiplus-4.2-r3.ebuild
@@ -1,9 +1,9 @@
-# Copyright 1999-2019 Gentoo Authors
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
 
-inherit eutils
+inherit eutils ltprune
 
 DESCRIPTION="Library for using System.Drawing with mono"
 HOMEPAGE="http://www.mono-project.com"
diff --git a/dev-dotnet/libgdiplus/libgdiplus-5.6.1-r1.ebuild b/dev-dotnet/libgdiplus/libgdiplus-5.6.1-r1.ebuild
index 2dd911ebe251b..ab4664c333ff2 100644
--- a/dev-dotnet/libgdiplus/libgdiplus-5.6.1-r1.ebuild
+++ b/dev-dotnet/libgdiplus/libgdiplus-5.6.1-r1.ebuild
@@ -1,9 +1,9 @@
-# Copyright 1999-2019 Gentoo Authors
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
 
-inherit eutils
+inherit eutils ltprune
 
 DESCRIPTION="Library for using System.Drawing with mono"
 HOMEPAGE="http://www.mono-project.com"
diff --git a/dev-dotnet/libgdiplus/libgdiplus-6.0.2.ebuild b/dev-dotnet/libgdiplus/libgdiplus-6.0.2.ebuild
index f7076990f9264..f0eb03955cb68 100644
--- a/dev-dotnet/libgdiplus/libgdiplus-6.0.2.ebuild
+++ b/dev-dotnet/libgdiplus/libgdiplus-6.0.2.ebuild
@@ -1,9 +1,9 @@
-# Copyright 1999-2019 Gentoo Authors
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
 
-inherit eutils dotnet
+inherit eutils dotnet ltprune
 
 DESCRIPTION="Library for using System.Drawing with Mono"
 HOMEPAGE="https://www.mono-project.com"