diff --git a/go.mod b/go.mod
index f483e0d..602e81d 100644
--- a/go.mod
+++ b/go.mod
@@ -22,6 +22,7 @@
 	github.com/opencord/voltha-protos/v2 v2.1.2
 	github.com/pkg/errors v0.8.1 // indirect
 	github.com/sirupsen/logrus v1.4.2
+	github.com/stretchr/testify v1.4.0
 	google.golang.org/genproto v0.0.0-20190927181202-20e1ac93f88c
 	google.golang.org/grpc v1.27.0
 	gopkg.in/yaml.v2 v2.3.0