diff --git a/CHANGELOG b/CHANGELOG
index a64499b19..05b17ac66 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,6 @@
+2019-03-13 Version: 1.34.12
+1, Distinguish between system and service parameters
+
 2019-03-13 Version: 1.34.11
 1, add DescribeDemands interface
 
diff --git a/VERSION b/VERSION
index 9877bcabf..faaeb844b 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.34.11
\ No newline at end of file
+1.34.12
\ No newline at end of file
diff --git a/teslastream/src/TeslaStreamClient.cc b/teslastream/src/TeslaStreamClient.cc
index 735b7a58c..f203829fd 100644
--- a/teslastream/src/TeslaStreamClient.cc
+++ b/teslastream/src/TeslaStreamClient.cc
@@ -31,21 +31,21 @@ TeslaStreamClient::TeslaStreamClient(const Credentials &credentials, const Clien
 	RpcServiceClient(SERVICE_NAME, std::make_shared<SimpleCredentialsProvider>(credentials), configuration)
 {
 	auto locationClient = std::make_shared<LocationClient>(credentials, configuration);
-	endpointProvider_ = std::make_shared<EndpointProvider>(locationClient, configuration.regionId(), SERVICE_NAME, "");
+	endpointProvider_ = std::make_shared<EndpointProvider>(locationClient, configuration.regionId(), SERVICE_NAME, "teslastream");
 }
 
 TeslaStreamClient::TeslaStreamClient(const std::shared_ptr<CredentialsProvider>& credentialsProvider, const ClientConfiguration & configuration) :
 	RpcServiceClient(SERVICE_NAME, credentialsProvider, configuration)
 {
 	auto locationClient = std::make_shared<LocationClient>(credentialsProvider, configuration);
-	endpointProvider_ = std::make_shared<EndpointProvider>(locationClient, configuration.regionId(), SERVICE_NAME, "");
+	endpointProvider_ = std::make_shared<EndpointProvider>(locationClient, configuration.regionId(), SERVICE_NAME, "teslastream");
 }
 
 TeslaStreamClient::TeslaStreamClient(const std::string & accessKeyId, const std::string & accessKeySecret, const ClientConfiguration & configuration) :
 	RpcServiceClient(SERVICE_NAME, std::make_shared<SimpleCredentialsProvider>(accessKeyId, accessKeySecret), configuration)
 {
 	auto locationClient = std::make_shared<LocationClient>(accessKeyId, accessKeySecret, configuration);
-	endpointProvider_ = std::make_shared<EndpointProvider>(locationClient, configuration.regionId(), SERVICE_NAME, "");
+	endpointProvider_ = std::make_shared<EndpointProvider>(locationClient, configuration.regionId(), SERVICE_NAME, "teslastream");
 }
 
 TeslaStreamClient::~TeslaStreamClient()