diff --git a/src/RESTObjects/RESTAPI_ProvObjects.h b/src/RESTObjects/RESTAPI_ProvObjects.h
index 0b2526c..9a93259 100644
--- a/src/RESTObjects/RESTAPI_ProvObjects.h
+++ b/src/RESTObjects/RESTAPI_ProvObjects.h
@@ -829,7 +829,7 @@ namespace OpenWifi::ProvObjects {
         std::string accountId;
         std::string csr;
         std::string certificate;
-        std::vector<std::string> certificateChain;
+        std::string certificateChain;
         std::string certificateId;
         std::uint64_t expiresAt = 0;
         std::uint64_t created = 0;
diff --git a/src/RadiusEndpointUpdater.h b/src/RadiusEndpointUpdater.h
index a75ae80..b4e1200 100644
--- a/src/RadiusEndpointUpdater.h
+++ b/src/RadiusEndpointUpdater.h
@@ -82,11 +82,7 @@ namespace OpenWifi {
                         InnerServer.set("radsecPort", Server.Port);
                         InnerServer.set("radsecCert", Utils::base64encode((const u_char *)GRCertificate.certificate.c_str(),GRCertificate.certificate.size()));
                         InnerServer.set("radsecKey", Utils::base64encode((const u_char *)GRAccountInfo.CSRPrivateKey.c_str(),GRAccountInfo.CSRPrivateKey.size()));
-                        Poco::JSON::Array   CaCerts;
-                        for(const auto &cert:GRCertificate.certificateChain) {
-                            CaCerts.add(Utils::base64encode((const u_char *)cert.c_str(),cert.size()));
-                        }
-                        InnerServer.set("radsecCacerts", CaCerts);
+                        InnerServer.set("radsecCacerts", Utils::base64encode((const u_char *)GRCertificate.certificateChain.c_str(),GRCertificate.certificateChain.size()));
                         InnerServer.set("radsecSecret","radsec");
                         i++;
                         ServerArray.add(InnerServer);
diff --git a/src/storage/storage_glblrcerts.cpp b/src/storage/storage_glblrcerts.cpp
index 2c34421..fe0900d 100644
--- a/src/storage/storage_glblrcerts.cpp
+++ b/src/storage/storage_glblrcerts.cpp
@@ -55,7 +55,7 @@ void ORM::DB<OpenWifi::GLBLRCertsDBRecordType, OpenWifi::ProvObjects::GLBLRCerti
     Out.accountId = In.get<2>();
     Out.csr = In.get<3>();
     Out.certificate = In.get<4>();
-    Out.certificateChain = OpenWifi::RESTAPI_utils::to_object_array(In.get<5>());
+    Out.certificateChain = In.get<5>();
     Out.certificateId = In.get<6>();
     Out.expiresAt = In.get<7>();
     Out.created = In.get<8>();
@@ -69,7 +69,7 @@ void ORM::DB<OpenWifi::GLBLRCertsDBRecordType, OpenWifi::ProvObjects::GLBLRCerti
     Out.set<2>(In.accountId);
     Out.set<3>(In.csr);
     Out.set<4>(In.certificate);
-    Out.set<5>(OpenWifi::RESTAPI_utils::to_string(In.certificateChain));
+    Out.set<5>(In.certificateChain);
     Out.set<6>(In.certificateId);
     Out.set<7>(In.expiresAt);
     Out.set<8>(In.created);