diff --git a/src/webserver_main.cpp b/src/webserver_main.cpp
index d3021a8..8150f46 100644
--- a/src/webserver_main.cpp
+++ b/src/webserver_main.cpp
@@ -85,11 +85,11 @@
     redfish::RedfishService redfish(app);
 
     // Create EventServiceManager instance and initialize Config
-    redfish::EventServiceManager::getInstance();
+    redfish::EventServiceManager::getInstance(&*io);
 
 #ifdef BMCWEB_ENABLE_REDFISH_AGGREGATION
     // Create RedfishAggregator instance and initialize Config
-    redfish::RedfishAggregator::getInstance();
+    redfish::RedfishAggregator::getInstance(&*io);
 #endif
 #endif