diff --git a/pentadactyl/install.rdf b/pentadactyl/install.rdf
index d020f79b..6073c976 100644
--- a/pentadactyl/install.rdf
+++ b/pentadactyl/install.rdf
@@ -31,7 +31,7 @@
         <em:targetApplication>
             <Description
                 em:id="{ec8030f7-c20a-464f-9b0e-13a3a9e97384}"
-                em:minVersion="4.0"
+                em:minVersion="6.0"
                 em:maxVersion="14.*"/>
         </em:targetApplication>
     </Description>