diff --git a/dev-python/sse-starlette/Manifest b/dev-python/sse-starlette/Manifest
deleted file mode 100644
index ef133c5844..0000000000
--- a/dev-python/sse-starlette/Manifest
+++ /dev/null
@@ -1 +0,0 @@
-DIST sse-starlette-1.1.6.tar.gz 513764 BLAKE2B 2852eed53c71a5af8f690aba76ebe1a47228319e14be643e1d88f6a6afdb376a1d4354d28c65090458b7d75f55f0b64ab08e66ee2abcc8740a5250086b17e223 SHA512 047856c672417a44e380d1e31110882f4d536469cfe3bddac185c9996e1ec0e792075bc5ce521640c5fe2a0294c9ca9ee4a423d3edf08d898acfec65495cf280
diff --git a/dev-python/sse-starlette/metadata.xml b/dev-python/sse-starlette/metadata.xml
deleted file mode 100644
index 463490241c..0000000000
--- a/dev-python/sse-starlette/metadata.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
-<pkgmetadata>
-    <!-- maintainer-needed -->
-    <upstream>
-        <remote-id type="github">sysid/sse-starlette</remote-id>
-        <remote-id type="pypi">sse-starlette</remote-id>
-    </upstream>
-</pkgmetadata>
diff --git a/dev-python/sse-starlette/sse-starlette-1.1.6.ebuild b/dev-python/sse-starlette/sse-starlette-1.1.6.ebuild
deleted file mode 100644
index 90c91badcd..0000000000
--- a/dev-python/sse-starlette/sse-starlette-1.1.6.ebuild
+++ /dev/null
@@ -1,35 +0,0 @@
-# Copyright 1999-2024 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=8
-
-PYTHON_COMPAT=( python3_11 )
-DISTUTILS_USE_PEP517=setuptools
-inherit distutils-r1
-
-DESCRIPTION="Server Sent Events for Starlette"
-HOMEPAGE="
-	https://pypi.org/project/sse-starlette/
-	https://github.com/sysid/sse-starlette
-"
-SRC_URI="https://github.com/sysid/${PN}/archive/refs/tags/${PV}.tar.gz -> ${P}.tar.gz"
-
-LICENSE="BSD"
-SLOT="0"
-KEYWORDS="~amd64"
-
-RDEPEND="
-	dev-python/anyio[${PYTHON_USEDEP}]
-	dev-python/starlette[${PYTHON_USEDEP}]
-"
-BDEPEND="
-	test? (
-		dev-python/asgi-lifespan[${PYTHON_USEDEP}]
-		dev-python/httpx[${PYTHON_USEDEP}]
-		dev-python/pytest-asyncio[${PYTHON_USEDEP}]
-		dev-python/requests[${PYTHON_USEDEP}]
-		dev-python/uvicorn[${PYTHON_USEDEP}]
-	)
-"
-
-distutils_enable_tests pytest
diff --git a/profiles/package.mask b/profiles/package.mask
index a1449e2f75..2b849a92ff 100644
--- a/profiles/package.mask
+++ b/profiles/package.mask
@@ -63,11 +63,6 @@ dev-python/aiopg
 # Removal on 2025-06-01.
 dev-python/pyagentx
 
-# Anna (cybertailor) Vyalkova <cyber+gentoo@sysrq.in> (2025-05-01)
-# Unmaintained in GURU, no revdeps left. Open bugs: #856874.
-# Removal on 2025-06-01.
-dev-python/sse-starlette
-
 # David (stkw0) Roman <davidroman96@gmail.com> (2025-04-30)
 # Depends on removed dev-qt/qtwebengine:5, they should be moved to qtwebengine:6
 # Removal on 2025-06-30