diff --git a/kde-misc/bismuth/Manifest b/kde-misc/bismuth/Manifest
deleted file mode 100644
index 21f6edcb961ae..0000000000000
--- a/kde-misc/bismuth/Manifest
+++ /dev/null
@@ -1,2 +0,0 @@
-DIST bismuth-3.1.4-binary-release.tar.gz 131470 BLAKE2B 435ec224ed589300f48bfd0f25aec75cb955ca7b6948ec48cdf0f8b53b92d262366e4159fb02862fde5bf676a99bfce38b521bcb670285fde7bb7dbda3e596d3 SHA512 90693137fa9527ed7aca9c0cad18d849491a166d3f6e6d4545f3c325a062589a196e1bfc36569f94551ba8a112e3f0be9a9d14dcb6cad0c8bc4e49bdd61f6488
-DIST bismuth-3.1.4.tar.gz 5456820 BLAKE2B 397f1f2ab89b92a2d0e9aa37f0cb42282f40b581de499860617ab2333a56e503bd8b76c4e6c909ec16df5ed56eb38019d559333c670898ab3f79fc1ab24310ad SHA512 3318f010dc9bf217536cccf2b9a683637172fae90409c2fbae4152a6b613d1a850cd7c7a03880e46f812aaa3a8d66bb829ba70f028a6a320db7844e254d73cc3
diff --git a/kde-misc/bismuth/bismuth-3.1.4.ebuild b/kde-misc/bismuth/bismuth-3.1.4.ebuild
deleted file mode 100644
index d723f4a4350cf..0000000000000
--- a/kde-misc/bismuth/bismuth-3.1.4.ebuild
+++ /dev/null
@@ -1,68 +0,0 @@
-# Copyright 2022 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=8
-
-inherit cmake xdg
-
-DESCRIPTION="Tiling window management script for Kwin"
-HOMEPAGE="https://github.com/Bismuth-Forge/bismuth"
-SRC_URI="
-	https://github.com/Bismuth-Forge/${PN}/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz
-	https://github.com/Bismuth-Forge/bismuth/releases/download/v${PV}/binary-release.tar.gz -> ${P}-binary-release.tar.gz
-"
-
-LICENSE="CC-BY-4.0 LGPL-3+ MIT"
-SLOT="0"
-KEYWORDS="amd64"
-
-QTMIN=5.15.0
-KFMIN=5.78.0
-
-DEPEND="
-	>=dev-qt/qtdbus-${QTMIN}:5
-	>=dev-qt/qtquickcontrols2-${QTMIN}:5
-	>=dev-qt/qtsvg-${QTMIN}:5
-	>=dev-qt/qttest-${QTMIN}:5
-	>=kde-frameworks/kcmutils-${KFMIN}:5
-	>=kde-frameworks/kconfig-${KFMIN}:5
-	>=kde-frameworks/kconfigwidgets-${KFMIN}:5
-	>=kde-frameworks/kcoreaddons-${KFMIN}:5
-	>=kde-frameworks/kdeclarative-${KFMIN}:5
-	>=kde-frameworks/kglobalaccel-${KFMIN}:5
-	>=kde-frameworks/ki18n-${KFMIN}:5
-	>=kde-plasma/kwin-5.24.0:5
-"
-
-RDEPEND="${DEPEND}"
-
-RESTRICT=test # npm + js + hell + network
-
-src_prepare() {
-	# we are not building npm hell or tests
-	cmake_comment_add_subdirectory tests
-	cmake_run_in src cmake_comment_add_subdirectory kwinscript
-	cmake_src_prepare
-}
-
-src_configuire() {
-	# cmake calls git describe --tags --abbrev=0
-	# let's just echo expected output, e.g. v1.2.3
-	git() { echo "v${PV}" ; }
-	export -f git || die
-
-	local mycmakeargs=(
-		-DBUILD_TESTING=OFF
-		-DUSE_NPM=OFF
-		-DUSE_TSC=OFF
-	)
-
-	cmake_src_configure
-}
-
-src_install() {
-	cmake_src_install
-
-	insinto /usr/share/kwin/scripts
-	doins -r ../share/kwin/scripts/"${PN}"
-}
diff --git a/kde-misc/bismuth/metadata.xml b/kde-misc/bismuth/metadata.xml
deleted file mode 100644
index 3d9ae735e688d..0000000000000
--- a/kde-misc/bismuth/metadata.xml
+++ /dev/null
@@ -1,11 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
-<pkgmetadata>
-	<!-- maintainer-needed -->
-	<upstream>
-		<bugs-to>https://github.com/Bismuth-Forge/bismuth/issues</bugs-to>
-		<changelog>https://github.com/Bismuth-Forge/bismuth/blob/master/CHANGELOG.md</changelog>
-		<doc>https://github.com/Bismuth-Forge/bismuth/tree/master/docs</doc>
-		<remote-id type="github">Bismuth-Forge/bismuth</remote-id>
-	</upstream>
-</pkgmetadata>
diff --git a/profiles/package.mask b/profiles/package.mask
index 5504c9f3e931c..8bd64597b3a9a 100644
--- a/profiles/package.mask
+++ b/profiles/package.mask
@@ -792,12 +792,6 @@ sys-firmware/iwl6030-ucode
 sys-firmware/iwl7260-ucode
 sys-firmware/iwl8000-ucode
 
-# Michał Górny <mgorny@gentoo.org> (2024-02-14)
-# Does not work with >=kde-plasma/kwin-5.27 anymore.  Discontinued upstream.
-# https://github.com/Bismuth-Forge/bismuth/issues/471#issuecomment-1410969462
-# Removal on 2024-03-15.  Bug #924588.
-kde-misc/bismuth
-
 # Ulrich Müller <ulm@gentoo.org> (2024-02-08)
 # Masked for testing.
 # Test failure in watchpoints.dem, undefined function FresnelC.