diff --git a/sci-electronics/verilator/verilator-9999.ebuild b/sci-electronics/verilator/verilator-9999.ebuild
new file mode 100644
index 0000000000..80f4993cfb
--- /dev/null
+++ b/sci-electronics/verilator/verilator-9999.ebuild
@@ -0,0 +1,39 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit autotools
+
+DESCRIPTION="The fast free Verilog/SystemVerilog simulator"
+HOMEPAGE="https://www.veripool.org/wiki/verilator"
+
+if [[ ${PV} == "9999" ]] ; then
+	inherit git-r3
+	EGIT_REPO_URI="https://git.veripool.org/git/${PN}"
+else
+	SRC_URI="http://www.veripool.org/ftp/${P}.tgz -> ${P}.tar.gz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sh ~sparc ~x86"
+fi
+
+LICENSE="|| ( Artistic-2 LGPL-3 )"
+SLOT="0"
+
+DEPEND="
+	dev-lang/perl
+	sys-libs/zlib
+"
+
+RDEPEND="
+	${DEPEND}
+"
+
+BDEPEND="
+	sys-devel/bison
+	sys-devel/flex
+"
+
+src_prepare() {
+	default
+	eautoconf --force
+}