diff --git a/srcpkgs/ocaml-zarith/template b/srcpkgs/ocaml-zarith/template
new file mode 100644
index 00000000000..353005ac9b7
--- /dev/null
+++ b/srcpkgs/ocaml-zarith/template
@@ -0,0 +1,24 @@
+# Template file for 'ocaml-zarith'
+pkgname=ocaml-zarith
+version=1.9.1
+revision=1
+wrksrc="Zarith-release-${version}"
+build_style=configure
+make_check_target="tests"
+hostmakedepends="perl"
+makedepends="gmp-devel ocaml ocaml-findlib"
+short_desc="OCaml operations over arbitrary-precision integers"
+maintainer="Leah Neukirchen <leah@vuxu.org>"
+license="LGPL-2.0-only,OCaml-LGPL-linking-exception"
+homepage="https://github.com/ocaml/zarith"
+distfiles="https://github.com/ocaml/zarith/archive/release-${version}.tar.gz"
+checksum=49be0214f34ae05e7a83b53351f134ba73eddaf87d1abb6f61b19943c211ca5d
+nocross=yes
+disable_parallel_build=yes
+
+post_configure() {
+	sed -i 's/INSTALLDIR=/&$(DESTDIR)/' Makefile
+}
+pre_install() {
+	vmkdir usr/lib/ocaml
+}