diff --git a/dev-python/uranium/metadata.xml b/dev-python/uranium/metadata.xml
index ecd46ad185644..a1111722f75c4 100644
--- a/dev-python/uranium/metadata.xml
+++ b/dev-python/uranium/metadata.xml
@@ -9,6 +9,25 @@
 		<email>python@gentoo.org</email>
 		<name>Gentoo Python Project</name>
 	</maintainer>
+	<maintainer type="person">
+		<email>alexxy@gentoo.org</email>
+		<name>Alexey Shvetsov</name>
+	</maintainer>
+	<maintainer type="project">
+		<email>proxy-maint@gentoo.org</email>
+		<name>Proxy Maintainers</name>
+	</maintainer>
+	<maintainer type="person">
+		<email>mathy@vanvoorden.be</email>
+		<name>Mathy Vanvoorden</name>
+	</maintainer>
+	<maintainer type="person">
+		<email>perlovka@gmail.com</email>
+		<name>Michael Perlov</name>
+	</maintainer>
+	<slots>
+		<subslots>soname major version number</subslots>
+	</slots>
 	<upstream>
 		<remote-id type="github">Ultimaker/Uranium</remote-id>
 	</upstream>
diff --git a/dev-python/uranium/uranium-3.3.0.ebuild b/dev-python/uranium/uranium-3.3.0.ebuild
index fab0accebb6d6..ea926475cda69 100644
--- a/dev-python/uranium/uranium-3.3.0.ebuild
+++ b/dev-python/uranium/uranium-3.3.0.ebuild
@@ -20,7 +20,7 @@ IUSE="doc test"
 REQUIRED_USE="${PYTHON_REQUIRED_USE}"
 
 RDEPEND="${PYTHON_DEPS}
-	dev-libs/libarcus:=[python,${PYTHON_USEDEP}]
+	~dev-libs/libarcus-${PV}:=[python,${PYTHON_USEDEP}]
 	<dev-python/PyQt5-5.10[${PYTHON_USEDEP},declarative,network,svg]
 	dev-python/numpy[${PYTHON_USEDEP}]
 	>=sci-libs/scipy-1.1[${PYTHON_USEDEP}]