diff --git a/sci-libs/libspatialindex/libspatialindex-1.8.5-r1.ebuild b/sci-libs/libspatialindex/libspatialindex-1.8.5-r1.ebuild
index d8a4d07eb66c4..2e959536740f9 100644
--- a/sci-libs/libspatialindex/libspatialindex-1.8.5-r1.ebuild
+++ b/sci-libs/libspatialindex/libspatialindex-1.8.5-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 autotools eutils
+inherit autotools eutils ltprune
 
 MY_PN="spatialindex-src"
 MY_P="${MY_PN}-${PV}"