diff --git a/dev-python/itemloaders/metadata.xml b/dev-python/itemloaders/metadata.xml
index 98ca6413d8..ccd4bacfce 100644
--- a/dev-python/itemloaders/metadata.xml
+++ b/dev-python/itemloaders/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<maintainer type="person">
@@ -7,5 +7,6 @@
 	</maintainer>
 	<upstream>
 		<remote-id type="github">scrapy/itemloaders</remote-id>
+		<doc>https://itemloaders.readthedocs.io/</doc>
 	</upstream>
 </pkgmetadata>