diff --git a/dev-python/sphinxcontrib-mermaid/Manifest b/dev-python/sphinxcontrib-mermaid/Manifest
index fc878f5031db9..4fd03cd4fc2b4 100644
--- a/dev-python/sphinxcontrib-mermaid/Manifest
+++ b/dev-python/sphinxcontrib-mermaid/Manifest
@@ -1 +1,2 @@
 DIST sphinxcontrib-mermaid-1.0.0.gh.tar.gz 19126 BLAKE2B 669a34187d00d047dc353fecdcc0adf9d5c5d00e5a05a09696dc29927bf89fa3382095cc3fd9246bf2414f68570b3026516a076614f52c7d720738e92bc255b0 SHA512 f19f21aba74e4bb192d2be6b216b711d7ee6fd2393354451146aacb41ded5323fbc9bc8a58b75e5dfe6e102746dba1e1419d166cca15f6d4c33f6ab9940a269c
+DIST sphinxcontrib-mermaid-1.1.0.gh.tar.gz 23092 BLAKE2B 9ebe18154aea8d5b572f6e4f76b44b6ba3b129ea33b8411bbdb60c9235cce8cf65b81c420a9315696214bc56fd1bd215a0e2f9eb2dfe8f80542fb71de6a40e41 SHA512 496b09fdad645eba88394eed2092edbd81bf7210da57fbd1d269607b40991601b9eaaca81bf066deb79045efc199bd3117d3066442a9cc5d118b42a65558b1f9
diff --git a/dev-python/sphinxcontrib-mermaid/sphinxcontrib-mermaid-1.1.0.ebuild b/dev-python/sphinxcontrib-mermaid/sphinxcontrib-mermaid-1.1.0.ebuild
new file mode 100644
index 0000000000000..6ac9520404f07
--- /dev/null
+++ b/dev-python/sphinxcontrib-mermaid/sphinxcontrib-mermaid-1.1.0.ebuild
@@ -0,0 +1,48 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=setuptools
+PYTHON_COMPAT=( python3_{13..14} )
+
+inherit distutils-r1
+
+DESCRIPTION="Sphinx spelling extension"
+HOMEPAGE="
+	https://github.com/mgaitan/sphinxcontrib-mermaid
+	https://pypi.org/project/sphinxcontrib-mermaid/
+"
+# pypi does not include test files, so we use the GitHub tarball
+SRC_URI="
+	https://github.com/mgaitan/sphinxcontrib-mermaid/archive/refs/tags/${PV}.tar.gz -> ${P}.gh.tar.gz
+"
+
+LICENSE="BSD-2"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~ppc64 ~riscv ~x86"
+
+RDEPEND="
+	>=dev-python/sphinx-3.0.0[${PYTHON_USEDEP}]
+	>=dev-python/pyyaml-6.0.0[${PYTHON_USEDEP}]
+"
+BDEPEND="
+	test? (
+		dev-python/defusedxml[${PYTHON_USEDEP}]
+		dev-python/myst-parser[${PYTHON_USEDEP}]
+	)
+"
+
+EPYTEST_PLUGINS=( pytest-asyncio )
+distutils_enable_tests pytest
+
+python_compile() {
+	distutils-r1_python_compile
+	find "${BUILD_DIR}" -name '*.pth' -delete || die
+}
+
+python_test() {
+	distutils_write_namespace sphinxcontrib
+	rm -rf sphinxcontrib || die
+	epytest tests
+}