diff --git a/dev-ml/io-page/metadata.xml b/dev-ml/io-page/metadata.xml
index addb9b12bdccd..fe15850868bec 100644
--- a/dev-ml/io-page/metadata.xml
+++ b/dev-ml/io-page/metadata.xml
@@ -1,17 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-    <maintainer type="person">
-        <email>tomboy64@sina.cn</email>
-    </maintainer>
     <maintainer type="project">
         <email>ml@gentoo.org</email>
         <name>Gentoo ML Project</name>
     </maintainer>
-    <maintainer type="project">
-        <email>proxy-maint@gentoo.org</email>
-        <name>Proxy Maintainers</name>
-    </maintainer>
     <upstream>
         <remote-id type="github">mirage/io-page</remote-id>
     </upstream>
diff --git a/dev-ml/mirage-profile/metadata.xml b/dev-ml/mirage-profile/metadata.xml
index b1fe4e4b74464..6ed0938f83b58 100644
--- a/dev-ml/mirage-profile/metadata.xml
+++ b/dev-ml/mirage-profile/metadata.xml
@@ -1,20 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-    <maintainer type="person">
-        <email>tomboy64@sina.cn</email>
-        <name>M.B.</name>
-        <description>Maintainer, assign bugs to him</description>
-    </maintainer>
-    <maintainer type="project">
+   <maintainer type="project">
         <email>ml@gentoo.org</email>
         <name>Gentoo ML Project</name>
     </maintainer>
-    <maintainer type="project">
-        <email>proxy-maint@gentoo.org</email>
-        <name>Proxy Maintainers</name>
-    </maintainer>
-    <upstream>
+   <upstream>
         <remote-id type="github">mirage/mirage-profile</remote-id>
     </upstream>
 </pkgmetadata>
diff --git a/dev-ml/ocaml-cstruct/metadata.xml b/dev-ml/ocaml-cstruct/metadata.xml
index a626b22debaac..3770faddf4245 100644
--- a/dev-ml/ocaml-cstruct/metadata.xml
+++ b/dev-ml/ocaml-cstruct/metadata.xml
@@ -1,23 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-    <maintainer type="person">
-        <email>tomboy64@sina.cn</email>
-        <name>M.B.</name>
-        <description>Maintainer, assign bugs to him</description>
-    </maintainer>
-    <maintainer type="project">
+   <maintainer type="project">
         <email>ml@gentoo.org</email>
         <name>Gentoo ML Project</name>
     </maintainer>
-    <maintainer type="project">
-        <email>proxy-maint@gentoo.org</email>
-        <name>Proxy Maintainers</name>
-    </maintainer>
-    <use>
+   <use>
         <flag name="async">Support for asynchronous execution</flag>
         <flag name="lwt">Enable threads via lwt</flag>
-		<flag name="ppx">Enable the ppx syntax extension</flag>
+        <flag name="ppx">Enable the ppx syntax extension</flag>
     </use>
     <upstream>
         <remote-id type="github">mirage/ocaml-cstruct</remote-id>
diff --git a/dev-ml/ocaml-dns/metadata.xml b/dev-ml/ocaml-dns/metadata.xml
index d04515acbf08e..766dc08a812fc 100644
--- a/dev-ml/ocaml-dns/metadata.xml
+++ b/dev-ml/ocaml-dns/metadata.xml
@@ -1,20 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-    <maintainer type="person">
-        <email>tomboy64@sina.cn</email>
-        <name>M.B.</name>
-        <description>Maintainer, assign bugs to him</description>
-    </maintainer>
-    <maintainer type="project">
+   <maintainer type="project">
         <email>ml@gentoo.org</email>
         <name>Gentoo ML Project</name>
     </maintainer>
-    <maintainer type="project">
-        <email>proxy-maint@gentoo.org</email>
-        <name>Proxy Maintainers</name>
-    </maintainer>
-    <use>
+   <use>
         <flag name="async">support for asynchronous execution</flag>
         <flag name="lwt">enable threads via lwt</flag>
     </use>
diff --git a/dev-ml/ocaml-pcap/metadata.xml b/dev-ml/ocaml-pcap/metadata.xml
index 8f02043754478..02d28ef415aac 100644
--- a/dev-ml/ocaml-pcap/metadata.xml
+++ b/dev-ml/ocaml-pcap/metadata.xml
@@ -1,20 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-    <maintainer type="person">
-        <email>tomboy64@sina.cn</email>
-        <name>M.B.</name>
-        <description>Maintainer, assign bugs to him</description>
-    </maintainer>
-    <maintainer type="project">
+   <maintainer type="project">
         <email>ml@gentoo.org</email>
         <name>Gentoo ML Project</name>
     </maintainer>
-    <maintainer type="project">
-        <email>proxy-maint@gentoo.org</email>
-        <name>Proxy Maintainers</name>
-    </maintainer>
-    <upstream>
+   <upstream>
         <remote-id type="github">mirage/ocaml-pcap</remote-id>
     </upstream>
 </pkgmetadata>
diff --git a/dev-ml/ocaml-uri/metadata.xml b/dev-ml/ocaml-uri/metadata.xml
index ea9ef19539769..34e6384d84168 100644
--- a/dev-ml/ocaml-uri/metadata.xml
+++ b/dev-ml/ocaml-uri/metadata.xml
@@ -1,20 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-    <maintainer type="person">
-        <email>tomboy64@sina.cn</email>
-        <name>M.B.</name>
-        <description>Maintainer, assign bugs to him</description>
-    </maintainer>
-    <maintainer type="project">
+   <maintainer type="project">
         <email>ml@gentoo.org</email>
         <name>Gentoo ML Project</name>
     </maintainer>
-    <maintainer type="project">
-        <email>proxy-maint@gentoo.org</email>
-        <name>Proxy Maintainers</name>
-    </maintainer>
-    <use>
+   <use>
         <flag name="allservices">Compile support for all service types</flag>
     </use>
     <upstream>
diff --git a/dev-ml/ocplib-endian/metadata.xml b/dev-ml/ocplib-endian/metadata.xml
index 89b4b2a9db5e5..d9f3d24ca31c6 100644
--- a/dev-ml/ocplib-endian/metadata.xml
+++ b/dev-ml/ocplib-endian/metadata.xml
@@ -1,20 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-    <maintainer type="person">
-        <email>tomboy64@sina.cn</email>
-        <name>M.B.</name>
-        <description>Maintainer, assign bugs to him</description>
-    </maintainer>
-    <maintainer type="project">
+   <maintainer type="project">
         <email>ml@gentoo.org</email>
         <name>Gentoo ML Project</name>
     </maintainer>
-    <maintainer type="project">
-        <email>proxy-maint@gentoo.org</email>
-        <name>Proxy Maintainers</name>
-    </maintainer>
-    <upstream>
+   <upstream>
         <remote-id type="github">OCamlPro/ocplib-endian</remote-id>
     </upstream>
 </pkgmetadata>
diff --git a/dev-ml/stringext/metadata.xml b/dev-ml/stringext/metadata.xml
index 775cf731eb771..a3f7ab664d869 100644
--- a/dev-ml/stringext/metadata.xml
+++ b/dev-ml/stringext/metadata.xml
@@ -1,20 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-    <maintainer type="person">
-        <email>tomboy64@sina.cn</email>
-        <name>M.B.</name>
-        <description>Maintainer, assign bugs to him</description>
-    </maintainer>
-    <maintainer type="project">
+   <maintainer type="project">
         <email>ml@gentoo.org</email>
         <name>Gentoo ML Project</name>
     </maintainer>
-    <maintainer type="project">
-        <email>proxy-maint@gentoo.org</email>
-        <name>Proxy Maintainers</name>
-    </maintainer>
-    <upstream>
+   <upstream>
         <remote-id type="github">rgrinberg/stringext</remote-id>
     </upstream>
 </pkgmetadata>