diff --git a/srcpkgs/facter/template b/srcpkgs/facter/template
index 9a223f79b3b..9fca63a366b 100644
--- a/srcpkgs/facter/template
+++ b/srcpkgs/facter/template
@@ -22,6 +22,11 @@ pre_configure() {
 	esac
 }
 
+post_build() {
+	# fixup vendor_ruby usr/lib{32,64} install path to always use usr/lib
+	vsed -i build/lib/cmake_install.cmake -e "s;lib32;lib;g" -e "s;lib64;lib;g"
+}
+
 facter-devel_package() {
 	short_desc+=" - development files"
 	depends="${makedepends} ${sourcepkg}-${version}_${revision}"