diff --git a/conf/dialplan/extensions/99999_enum.xml b/conf/dialplan/extensions/99999_enum.xml
index 130dfd58c6..6fd2151859 100644
--- a/conf/dialplan/extensions/99999_enum.xml
+++ b/conf/dialplan/extensions/99999_enum.xml
@@ -1,5 +1,6 @@
 <include>
   <extension name="enum">
+    <condition field="${module_exists(mod_enum)}" expression="true"/>
     <condition field="destination_number" expression="^(.*)$">
       <action application="transfer" data="$1 enum"/>
     </condition>