diff --git a/www-client/makeicecat/Manifest b/www-client/makeicecat/Manifest
index e5cf597..b1d8354 100644
--- a/www-client/makeicecat/Manifest
+++ b/www-client/makeicecat/Manifest
@@ -1 +1,2 @@
 DIST makeicecat-78.8.0.tar.gz 8005933 BLAKE2B 36f93274f6f23f83d22ffe1c3a6cf8bc018644d133d6e0ba94f2bc5d56f4113eef741340b30e15fc10fedef1d2ef2a968dea6ca1f47f4bec01034d8209254a04 SHA512 95c8c5b8b2f1c9d567dad167f8d209b6b8e997d0b59b1ede13d5738f73f768a9a3d2a517535fbbf5265e6d4403008917d18a85ed138da64fae116e6f8673f7f8
+DIST makeicecat-78.9.0.tar.gz 8005836 BLAKE2B 54cea711db234e5547994a84466561247e344fbfc1e0d552c549c0743e3d4ab8454190aafff90e7abd0180c3c7ee89636b7508723920f268ebf3f9f5f4d2e8e1 SHA512 b0f53383c32233251fae2350569c3ac55e7e5b7fc54a911b5ad4bc6deba47abb2a02ad4df94ac0d1fd9aa3682d70f9113cfb7efa18a0cf116bec540674dc1504
diff --git a/www-client/makeicecat/makeicecat-78.8.0.ebuild b/www-client/makeicecat/makeicecat-78.8.0.ebuild
index 31b8419..e92f8bb 100644
--- a/www-client/makeicecat/makeicecat-78.8.0.ebuild
+++ b/www-client/makeicecat/makeicecat-78.8.0.ebuild
@@ -11,7 +11,7 @@ COMMIT="d5df5618fbf6f6ea0c49b6bfdcb098846d2cd777"
 SRC_URI="https://git.savannah.gnu.org/cgit/gnuzilla.git/snapshot/gnuzilla-"${COMMIT}".tar.gz -> "${P}".tar.gz"
 
 LICENSE="GPL-3"
-SLOT="0"
+SLOT="${PV}"
 KEYWORDS="~amd64"
 
 IUSE="+buildtarball"
diff --git a/www-client/makeicecat/makeicecat-78.9.0.ebuild b/www-client/makeicecat/makeicecat-78.9.0.ebuild
new file mode 100644
index 0000000..458d07d
--- /dev/null
+++ b/www-client/makeicecat/makeicecat-78.9.0.ebuild
@@ -0,0 +1,52 @@
+# Copyright 2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DESCRIPTION="Script for creating GNU Icecat tarball"
+HOMEPAGE="https://www.gnu.org/software/gnuzilla/"
+
+COMMIT="8b54aee6bd0c39f043bbba7a654870e032a910bc"
+
+SRC_URI="https://git.savannah.gnu.org/cgit/gnuzilla.git/snapshot/gnuzilla-"${COMMIT}".tar.gz -> "${P}".tar.gz"
+
+LICENSE="GPL-3"
+SLOT="${PV}"
+KEYWORDS="~amd64"
+
+IUSE="+buildtarball"
+
+RESTRICT="buildtarball? ( network-sandbox )"
+
+RDEPEND="${BDEPEND}"
+BDEPEND="
+	dev-vcs/mercurial
+	dev-perl/File-Rename
+"
+
+S=""${WORKDIR}"/gnuzilla-"${COMMIT}""
+
+src_compile() {
+	if use buildtarball; then
+		./makeicecat || die
+	fi
+}
+
+src_install() {
+	insinto /usr/src/makeicecat-"${PV}"
+	doins -r "${S}"/{artwork,CHANGELOG,COPYING,data,makeicecat,README,tools}
+	fperms +x /usr/src/makeicecat-"${PV}"/{makeicecat,tools/{AddonsScraper.py,buildbinaries,createdebsrcrepo,gnupload}}
+	if use buildtarball; then
+		insinto /usr/src/makeicecat-"${PV}"/output
+		doins "${S}"/output/icecat-"${PV}"-gnu1.tar.bz2
+	fi
+}
+
+pkg_postinst() {
+	if ! use buildtarball; then
+		einfo "You haven't enabled buildtarball, therefore you have to create the tarball yourself."
+		einfo "You can create the tarball in /usr/share/makeicecat-"${PV}" by starting the script manually."
+		einfo "   ./makeicecat"
+		einfo "It will take a while so be prepared."
+	fi
+}