diff --git a/redfish-core/src/error_messages.cpp b/redfish-core/src/error_messages.cpp
index efd2c37..21892ee 100644
--- a/redfish-core/src/error_messages.cpp
+++ b/redfish-core/src/error_messages.cpp
@@ -624,7 +624,7 @@
 
 void eventSubscriptionLimitExceeded(crow::Response& res)
 {
-    res.result(boost::beast::http::status::forbidden);
+    res.result(boost::beast::http::status::service_unavailable);
     addMessageToErrorJson(res.jsonValue, eventSubscriptionLimitExceeded());
 }