diff --git a/dev-python/darkdetect/metadata.xml b/dev-python/darkdetect/metadata.xml
index d5098cb1fe..9cc1f956ee 100644
--- a/dev-python/darkdetect/metadata.xml
+++ b/dev-python/darkdetect/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE pkgmetadata SYSTEM 'https://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version='1.0' encoding='UTF-8'?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<maintainer type="person">
 		<email>1over137@anche.no</email>
@@ -8,5 +8,9 @@
 	<upstream>
 		<remote-id type="pypi">darkdetect</remote-id>
 		<remote-id type="github">albertosottile/darkdetect</remote-id>
+		<maintainer>
+			<name>Alberto Sottile</name>
+			<email>asottile@gmail.com</email>
+		</maintainer>
 	</upstream>
 </pkgmetadata>