diff --git a/install.rdf b/install.rdf
index 753b0a5cc..4298b03c6 100644
--- a/install.rdf
+++ b/install.rdf
@@ -5,7 +5,7 @@
 
   <rdf:Description about="urn:mozilla:install-manifest">
     <id>brief@mozdev.org</id>
-    <version>2.1a1</version>
+    <version>2.1</version>
     <type>2</type>
     <name>Brief</name>
     <description>A feed reading extension.</description>
@@ -18,8 +18,8 @@
     <targetApplication>
       <rdf:Description>
         <id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</id>
-        <minVersion>29.0</minVersion>
-        <maxVersion>37.*</maxVersion>
+        <minVersion>38.0</minVersion>
+        <maxVersion>44.*</maxVersion>
       </rdf:Description>
     </targetApplication>
 
@@ -30,6 +30,7 @@
     <contributor>Ngamer01</contributor>
     <contributor>Infocatcher</contributor>
     <contributor>nohamelin</contributor>
+    <contributor>Tom Edwards</contributor>
     <contributor>Some of the icons courtesy of the talented Arvid Axelsson.</contributor>
     <contributor>Some of the icons were made as part of the Tango Desktop Project.</contributor>
     <contributor>Thanks to all the great people on #extdev at irc.mozilla.org: Christian Biesinger, Mark Finkle, Mook, Nickolay Ponomarev, Doron Rosenberg, Dave Townsend and Mike Shaver.</contributor>