diff --git a/redfish-core/lib/certificate_service.hpp b/redfish-core/lib/certificate_service.hpp
index 6cb5b86..66ddab8 100644
--- a/redfish-core/lib/certificate_service.hpp
+++ b/redfish-core/lib/certificate_service.hpp
@@ -285,7 +285,7 @@
         std::optional<std::string> optGivenName = "";
         std::optional<std::string> optInitials = "";
         std::optional<int64_t> optKeyBitLength = RSA_KEY_BIT_LENGTH;
-        std::optional<std::string> optKeyCurveId = "prime256v1";
+        std::optional<std::string> optKeyCurveId = "secp384r1";
         std::optional<std::string> optKeyPairAlgorithm = "EC";
         std::optional<std::vector<std::string>> optKeyUsage =
             std::vector<std::string>();