diff --git a/docker/complement/conf/workers-shared-extra.yaml.j2 b/docker/complement/conf/workers-shared-extra.yaml.j2
index ca640c343b..cb839fed07 100644
--- a/docker/complement/conf/workers-shared-extra.yaml.j2
+++ b/docker/complement/conf/workers-shared-extra.yaml.j2
@@ -102,6 +102,8 @@ experimental_features:
   {% endif %}
   # Filtering /messages by relation type.
   msc3874_enabled: true
+  # Enable removing account data support
+  msc3391_enabled: true
 
 server_notices:
   system_mxid_localpart: _server