diff --git a/install.rdf b/install.rdf
index 6afee1e5..8fbcc3f5 100644
--- a/install.rdf
+++ b/install.rdf
@@ -232,7 +232,7 @@
     <em:targetApplication>
       <RDF:Description em:id="{ec8030f7-c20a-464f-9b0e-13a3a9e97384}"
                        em:minVersion="3.0"
-                       em:maxVersion="4.0b4pre" />
+                       em:maxVersion="4.0b6pre" />
     </em:targetApplication>
   </RDF:Description>
 </RDF:RDF>