diff --git a/dev-util/netsurf-buildsystem/files/gentoo-helpers.sh b/dev-util/netsurf-buildsystem/files/gentoo-helpers.sh
index e033a53f76721..ee81b3ccf88c9 100644
--- a/dev-util/netsurf-buildsystem/files/gentoo-helpers.sh
+++ b/dev-util/netsurf-buildsystem/files/gentoo-helpers.sh
@@ -2,7 +2,7 @@
 
 netsurf_define_makeconf() {
 	NETSURF_MAKECONF=(
-		NSSHARED=/usr/share/netsurf-buildsystem
+		NSSHARED="${EROOT}"/usr/share/netsurf-buildsystem
 		LIBDIR="$(get_libdir)"
 		PREFIX="${EROOT}/usr"
 		Q=