diff --git a/inbox/events.xml b/inbox/events.xml
index 32140633..632990e2 100644
--- a/inbox/events.xml
+++ b/inbox/events.xml
@@ -17,7 +17,10 @@
   <dependencies>
     <spec>XMPP Core</spec>
     <spec>XEP-0001</spec>
+    <spec>XEP-0004</spec>
     <spec>XEP-0060</spec>
+    <spec>XEP-0447</spec>
+    <spec>XEP-0470</spec>
   </dependencies>
   <supersedes/>
   <supersededby/>