diff --git a/plugins-parent/project.xml b/plugins-parent/project.xml
index 749ce2eb..516c5902 100644
--- a/plugins-parent/project.xml
+++ b/plugins-parent/project.xml
@@ -48,7 +48,7 @@
       <subscribe>users-subscribe@maven.apache.org</subscribe>
       <unsubscribe>users-unsubscribe@maven.apache.org</unsubscribe>
       <post>users@maven.apache.org</post>
-      <archive>http://mail-archives.apache.org/mod_mbox/maven-users</archive>
+      <archive>http://mail-archives.apache.org/mod_mbox/maven-users/</archive>
       <otherArchives>
         <otherArchive>http://www.mail-archive.com/users@maven.apache.org/</otherArchive>
         <otherArchive>http://www.nabble.com/Maven---Users-f178.html</otherArchive>
@@ -59,7 +59,7 @@
       <subscribe>dev-subscribe@maven.apache.org</subscribe>
       <unsubscribe>dev-unsubscribe@maven.apache.org</unsubscribe>
       <post>dev@maven.apache.org</post>
-      <archive>http://mail-archives.apache.org/mod_mbox/maven-dev</archive>
+      <archive>http://mail-archives.apache.org/mod_mbox/maven-dev/</archive>
       <otherArchives>
         <otherArchive>http://www.mail-archive.com/dev@maven.apache.org/</otherArchive>
         <otherArchive>http://www.nabble.com/Maven---Dev-f179.html</otherArchive>
@@ -70,7 +70,7 @@
       <subscribe>commits-subscribe@maven.apache.org</subscribe>
       <unsubscribe>commits-unsubscribe@maven.apache.org</unsubscribe>
       <post>commits@maven.apache.org</post>
-      <archive>http://mail-archives.apache.org/mod_mbox/maven-dev</archive>
+      <archive>http://mail-archives.apache.org/mod_mbox/maven-dev/</archive>
     </mailingList>
     <mailingList>
       <name>Apache Announce List</name>
diff --git a/plugins-site/project.xml b/plugins-site/project.xml
index 492b9a6e..caf52050 100644
--- a/plugins-site/project.xml
+++ b/plugins-site/project.xml
@@ -42,7 +42,7 @@
       <subscribe>users-subscribe@maven.apache.org</subscribe>
       <unsubscribe>users-unsubscribe@maven.apache.org</unsubscribe>
       <post>users@maven.apache.org</post>
-      <archive>http://mail-archives.apache.org/mod_mbox/maven-users</archive>
+      <archive>http://mail-archives.apache.org/mod_mbox/maven-users/</archive>
       <otherArchives>
         <otherArchive>http://www.mail-archive.com/users@maven.apache.org/</otherArchive>
         <otherArchive>http://www.nabble.com/Maven---Users-f178.html</otherArchive>
@@ -53,7 +53,7 @@
       <subscribe>dev-subscribe@maven.apache.org</subscribe>
       <unsubscribe>dev-unsubscribe@maven.apache.org</unsubscribe>
       <post>dev@maven.apache.org</post>
-      <archive>http://mail-archives.apache.org/mod_mbox/maven-dev</archive>
+      <archive>http://mail-archives.apache.org/mod_mbox/maven-dev/</archive>
       <otherArchives>
         <otherArchive>http://www.mail-archive.com/dev@maven.apache.org/</otherArchive>
         <otherArchive>http://www.nabble.com/Maven---Dev-f179.html</otherArchive>
@@ -64,7 +64,7 @@
       <subscribe>commits-subscribe@maven.apache.org</subscribe>
       <unsubscribe>commits-unsubscribe@maven.apache.org</unsubscribe>
       <post>commits@maven.apache.org</post>
-      <archive>http://mail-archives.apache.org/mod_mbox/maven-dev</archive>
+      <archive>http://mail-archives.apache.org/mod_mbox/maven-dev/</archive>
     </mailingList>
     <mailingList>
       <name>Apache Announce List</name>