diff --git a/dev-python/matplotlib/Manifest b/dev-python/matplotlib/Manifest
index b05d9d0dc..78c719f51 100644
--- a/dev-python/matplotlib/Manifest
+++ b/dev-python/matplotlib/Manifest
@@ -3,4 +3,4 @@ AUX matplotlib-3.6.0-test.patch 10781 BLAKE2B 797fe4c86d94ecbfa5b7699c63f68e663a
 DIST freetype-2.6.1.tar.gz 2302080 BLAKE2B 6a5fb98e5fa6cf4b7d7533ad44e364227d8c2f7dded4c552d6e22e204c32b7858f20d41d1e809ecdad6e5353d6cec81bea0e0b06a4533363a41ecab83ce3f7ca SHA512 ff2daed64d712737085924c50e75862fafbcbb24eef6d72dac9eaae63bb656d7245397fd828f5d3e47ac847f7ff83d73dedfdd61fde1f7d6e0f0cdeb49bcf83b
 DIST matplotlib-3.6.1.tar.gz 35826557 BLAKE2B b30710436a773298dcdf233e592656d9815f55f0daab0cc28811b9adbfd3b2ede08f4c13e0dfa43c5fb283bc1ba96ea793084f3d65ba13b9697d14ffa406a273 SHA512 40b148fe4574eea88e7e74c2844a4811c71651602bd7e0a863482571bfa216c01d4f5fcd36add14af82c5cacdb6ae9d441ed251ee5239d06bcc8d40c9ee8841b
 EBUILD matplotlib-3.6.1.ebuild 7229 BLAKE2B d978f908acf9a4c7af50d222e22a0eb1ee7707d6f8e48dae31a25c02570f3dd43c61260f31aa1d83e71201b392ea43bd82faed25e4cbb151202e35bce4f19ffb SHA512 7cc7594d8adc7f7a010342f434d5daea446f3709ede84191d03054f49d79d928e575a43f75554866382202344e0ab8e056414e2ad5b85348290800a1c896fed7
-MISC metadata.xml 547 BLAKE2B a52692fdfbda2dd2b0f4c2609dbe87e538817228953c4fb5d596fea83e03eace398c149f5147e1faeb793578b89a75dcf1b7b7ad4f81e4ba0d83ee4b7178bfbb SHA512 69d2fe182d42c30c80d9db8c1502b76ab44350bd3cbf056aa290df7b9f56e270c8c16f385f05f78a4ddcb492fcf49d55e1b881e95a5ccf4ca249b50ed307836e
+MISC metadata.xml 1074 BLAKE2B 1d7dce116e09939378872c2eaf5153948b7e934626110eb4899d0dfc2781429522328f1c4efd2c40f829da64e19bed8f9fbd1b8907a6e74a5fd54587c1d29e5b SHA512 e344bfc813e09c24a8edfa9c062eb2a6c44535559370f508a27a2de20c6ab92aeb48bc8daf9c357178e513eb2474a33782e4098c0f3bcbb84b11f7388ef1a704
diff --git a/dev-python/matplotlib/metadata.xml b/dev-python/matplotlib/metadata.xml
index e460d62d6..5792b1da5 100644
--- a/dev-python/matplotlib/metadata.xml
+++ b/dev-python/matplotlib/metadata.xml
@@ -1,16 +1,28 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM "http://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="project">
-    <email>b@edevau.net</email>
-    <name>Andreas Billmeier</name>
-  </maintainer>
-  <upstream>
-    <remote-id type="pypi">matplotlib</remote-id>
-    <remote-id type="github">matplotlib/matplotlib</remote-id>
-    <maintainer status="unknown">
-      <email>matplotlib-users@python.org</email>
-      <name>John D. Hunter, Michael Droettboom</name>
-    </maintainer>
-  </upstream>
+	<maintainer type="project">
+		<email>sci@gentoo.org</email>
+		<name>Gentoo Science Project</name>
+	</maintainer>
+	<maintainer type="project">
+		<email>python@gentoo.org</email>
+		<name>Python</name>
+	</maintainer>
+	<longdescription lang="en">
+	matplotlib is an interactive library for plotting and doing basic
+	data analysis in python with a syntax similar to matlab. It provides a
+	variety of backends and hard copy formats for almost ready
+	publication plots.
+	</longdescription>
+	<use>
+		<flag name="excel">Pull <pkg>dev-python/xlwt</pkg> for the exceltools toolkit</flag>
+		<flag name="gtk3">Enable <pkg>x11-libs/gtk+</pkg>:3 support</flag>
+		<flag name="webagg">Enable webagg backend that uses <pkg>dev-python/tornado</pkg></flag>
+	</use>
+	<upstream>
+		<remote-id type="pypi">matplotlib</remote-id>
+		<remote-id type="github">matplotlib/matplotlib</remote-id>
+		<remote-id type="sourceforge">matplotlib</remote-id>
+	</upstream>
 </pkgmetadata>