diff --git a/xep-0427.xml b/xep-0427.xml
index c9bf781a..98b8f5f1 100644
--- a/xep-0427.xml
+++ b/xep-0427.xml
@@ -12,7 +12,7 @@
   <abstract>This specification proposes a mechanism by which MAM results containing fastenings can be collated effectively.</abstract>
   &LEGALNOTICE;
   <number>0427</number>
-  <status>Experimental</status>
+  <status>Deferred</status>
   <type>Standards Track</type>
   <sig>Standards</sig>
   <dependencies>