--- a/core/storagemanager.lua	Wed Aug 31 11:50:41 2016 +0100
+++ b/core/storagemanager.lua	Wed Aug 31 16:10:00 2016 +0100
@@ -163,7 +163,7 @@
 	end
 	if ret then
 		local event_data = { host = host, store_name = store, store_type = typ, store = ret };
-		prosody.hosts[host].fire_event("store-opened", event_data);
+		prosody.hosts[host].events.fire_event("store-opened", event_data);
 		ret, err = event_data.store, event_data.store_err;
 	end
 	return ret, err;