diff --git a/sys-auth/pam_mktemp/metadata.xml b/sys-auth/pam_mktemp/metadata.xml
index 4f7d72b1b44bc..b8ee607692f8d 100644
--- a/sys-auth/pam_mktemp/metadata.xml
+++ b/sys-auth/pam_mktemp/metadata.xml
@@ -1,10 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-<maintainer type="person">
-<email>swegener@gentoo.org</email>
-</maintainer>
-<use>
-<flag name="prevent-removal">If supported, set EXT2_APPEND_FL on /tmp/.private to prevent temporary directories from being removed</flag>
-</use>
+	<maintainer type="person">
+		<email>swegener@gentoo.org</email>
+	</maintainer>
+	<use>
+		<flag name="prevent-removal">If supported, set EXT2_APPEND_FL on /tmp/.private to prevent temporary directories from being removed</flag>
+	</use>
+	<upstream>
+		<remote-id type="github">openwall/pam_mktemp</remote-id>
+	</upstream>
 </pkgmetadata>