diff --git a/media-gfx/koko/metadata.xml b/media-gfx/koko/metadata.xml
index 097975e..0fc8922 100644
--- a/media-gfx/koko/metadata.xml
+++ b/media-gfx/koko/metadata.xml
@@ -1,4 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
+    <maintainer type="person">
+        <email>xgqt@protonmail.com</email>
+        <name>Maciej Barć</name>
+    </maintainer>
 </pkgmetadata>