diff --git a/cmd/server-main.go b/cmd/server-main.go
index aa3522b47..f9ee5b76f 100644
--- a/cmd/server-main.go
+++ b/cmd/server-main.go
@@ -411,6 +411,9 @@ func initAllSubsystems(ctx context.Context, newObject ObjectLayer) (err error) {
 	// Initialize bucket metadata sub-system.
 	globalBucketMetadataSys.Init(ctx, buckets, newObject)
 
+	// Initialize bucket notification sub-system.
+	globalNotificationSys.Init(ctx, buckets, newObject)
+
 	if globalIsErasure {
 		// Initialize transition tier configuration manager
 		if err = globalTierConfigMgr.Init(ctx, newObject); err != nil {