diff --git a/sys-fs/jefferson/Manifest b/sys-fs/jefferson/Manifest
index a888f6e243..837bb1d5df 100644
--- a/sys-fs/jefferson/Manifest
+++ b/sys-fs/jefferson/Manifest
@@ -1,2 +1 @@
-DIST jefferson-0.4.5.gh.tar.gz 9439 BLAKE2B cf40fa975bd4441f311bbb933ec9386565018d0e3a8b1ab8a79dee5542f683d437c01caff11933a78733f3feb631fb7086639f1d5dd864bf2e158837dfc6a0c4 SHA512 d4b44138bd36b94f43e4e09e3ab7a0b24044c93c69953b32aadaf544d297eb6e91b951b94754806bbef59f2357e6c8e6d01fda13bc78013341d852c5b8ed0422
 DIST jefferson-0.4.6.gh.tar.gz 9922 BLAKE2B ca366ba1fdc99c3c6db0ec90701020d5948040d1897a6ae3a8e27de5bf4d4ab7821bbbb6c27bcf3a5d475fe972b3ef320a67a745255836bc96e6bb9ab03c71df SHA512 6082e2b7502cfd0a9395c303dc8339213151ef1b11db3e458c390299fc2d8b655fbeb4f9660504fa558927547376c87585f56bb147f80fd847474a123dde7e9c
diff --git a/sys-fs/jefferson/jefferson-0.4.5.ebuild b/sys-fs/jefferson/jefferson-0.4.5.ebuild
deleted file mode 100644
index 49b7b258f2..0000000000
--- a/sys-fs/jefferson/jefferson-0.4.5.ebuild
+++ /dev/null
@@ -1,25 +0,0 @@
-# Copyright 1999-2023 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=8
-
-PYTHON_COMPAT=( python3_{11..12} )
-DISTUTILS_USE_PEP517=poetry
-
-inherit distutils-r1
-
-DESCRIPTION=" JFFS2 filesystem extraction tool "
-HOMEPAGE="https://github.com/onekey-sec/jefferson"
-SRC_URI="https://github.com/onekey-sec/${PN}/archive/refs/tags/v${PV}.tar.gz	-> ${P}.gh.tar.gz"
-
-LICENSE="MIT"
-SLOT="0"
-KEYWORDS="~amd64"
-
-RDEPEND="
-	dev-python/cstruct[${PYTHON_USEDEP}]
-	dev-python/click[${PYTHON_USEDEP}]
-	dev-python/python-lzo[${PYTHON_USEDEP}]
-"
-
-PATCHES=( "${FILESDIR}/${PN}-use-python-lzo.patch" )