diff --git a/redfish-core/lib/account_service.hpp b/redfish-core/lib/account_service.hpp
index 1b7b4b8..9365ebb 100644
--- a/redfish-core/lib/account_service.hpp
+++ b/redfish-core/lib/account_service.hpp
@@ -102,7 +102,7 @@
             {"Name", "Account Service"},
             {"Description", "Account Service"},
             {"ServiceEnabled", true},
-            {"MaxPasswordLength", 31},
+            {"MaxPasswordLength", 20},
             {"Accounts",
              {{"@odata.id", "/redfish/v1/AccountService/Accounts"}}},
             {"Roles", {{"@odata.id", "/redfish/v1/AccountService/Roles"}}}};