diff --git a/cmd/AbstractOLT/AbstractOLT.go b/cmd/AbstractOLT/AbstractOLT.go
index 19acd72..57ef9cd 100644
--- a/cmd/AbstractOLT/AbstractOLT.go
+++ b/cmd/AbstractOLT/AbstractOLT.go
@@ -109,8 +109,7 @@
 	grpcServer := grpc.NewServer(opts...)
 
 	// attach the Ping service to the server
-	api.RegisterAddChassisServer(grpcServer, &s)
-	api.RegisterAddOLTChassisServer(grpcServer, &s)
+	api.RegisterAbstractOLTServer(grpcServer, &s)
 
 	// start the server
 	log.Printf("starting HTTP/2 gRPC server on %s", address)
@@ -133,8 +132,7 @@
 
 	// Setup the client gRPC options
 	opts := []grpc.DialOption{grpc.WithTransportCredentials(creds)}
-	err = api.RegisterAddChassisHandlerFromEndpoint(ctx, mux, grpcAddress, opts)
-	_ = api.RegisterAddOLTChassisHandlerFromEndpoint(ctx, mux, grpcAddress, opts)
+	err = api.RegisterAbstractOLTHandlerFromEndpoint(ctx, mux, grpcAddress, opts)
 	if err != nil {
 		return fmt.Errorf("could not register service Ping: %s", err)
 	}