diff --git a/service/prosody/container/config/prosody.cfg.lua b/service/prosody/container/config/prosody.cfg.lua
index 60b242f..90f45df 100644
--- a/service/prosody/container/config/prosody.cfg.lua
+++ b/service/prosody/container/config/prosody.cfg.lua
@@ -56,6 +56,7 @@ modules_enabled = {
 
     -- Push notifications
     "cloud_notify"; -- Support for push notifications.
+    "cloud_notify_filters"; -- Non-standard extensions for push notification filtering preferences.
     "cloud_notify_extensions"; -- Additional, non-standard extensions for push notification support.
 
     -- Spam/abuse management
diff --git a/service/prosody/container/config/virtualhost.cfg.lua b/service/prosody/container/config/virtualhost.cfg.lua
index 5144c53..8c09cba 100644
--- a/service/prosody/container/config/virtualhost.cfg.lua
+++ b/service/prosody/container/config/virtualhost.cfg.lua
@@ -24,7 +24,8 @@ Component(host_external) "muc"
   max_history_messages   = 100
   modules_enabled = {
     "muc_mam",
-    "vcard_muc"
+    "vcard_muc",
+    "muc_offline_delivery"
   }
 
 -- The component responsible for HTTP file uploads.