diff --git a/core/openolt_service.go b/core/openolt_service.go
index a56b75c..7c7f498 100644
--- a/core/openolt_service.go
+++ b/core/openolt_service.go
@@ -20,7 +20,7 @@
 
 	"github.com/opencord/voltha-bbsim/common/logger"
 	"github.com/opencord/voltha-bbsim/device"
-	openolt "github.com/opencord/voltha-bbsim/protos"
+	openolt "github.com/opencord/voltha-protos/go/openolt"
 )
 
 func sendOltIndUp(stream openolt.Openolt_EnableIndicationServer, olt *device.Olt) error {