diff --git a/firefox-extension/install.rdf b/firefox-extension/install.rdf
index 69aba0ff..c4ba26a2 100644
--- a/firefox-extension/install.rdf
+++ b/firefox-extension/install.rdf
@@ -13,7 +13,7 @@
       <Description>
         <em:id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</em:id>
         <em:minVersion>1.5</em:minVersion>
-        <em:maxVersion>3.*</em:maxVersion>
+        <em:maxVersion>3.5.*</em:maxVersion>
       </Description>
     </em:targetApplication>
     <em:name>SVG-edit</em:name>