diff --git a/src/install.rdf b/src/install.rdf
index 0f6050d..7dc2fc3 100644
--- a/src/install.rdf
+++ b/src/install.rdf
@@ -27,19 +27,7 @@
             <Description>
                 <em:id>{8de7fcbb-c55c-4fbe-bfc5-fc555c87dbc4}</em:id>
                 <em:minVersion>28.0.0a1</em:minVersion>
-                <em:maxVersion>30.*</em:maxVersion>
-            </Description>
-        </em:targetApplication>
-        <em:targetApplication>
-            <!-- Applications using Firefox GUID -->
-            <Description>
-                <em:id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</em:id>
-                <!--
-                    Pale Moon 30 and above will stop using its own GUID to
-                    "further improve extension compatibility"
-                 -->
-                <em:minVersion>30.0.0a1</em:minVersion>
-                <em:maxVersion>30.*</em:maxVersion>
+                <em:maxVersion>31.*</em:maxVersion>
             </Description>
         </em:targetApplication>
     </Description>