diff --git a/pkg/common/discovery/discoveryregister.go b/pkg/common/discovery/discoveryregister.go
index 551f41c73..3e053775b 100644
--- a/pkg/common/discovery/discoveryregister.go
+++ b/pkg/common/discovery/discoveryregister.go
@@ -15,6 +15,7 @@
 package discovery
 
 import (
+	"strings"
 	"time"
 
 	"google.golang.org/grpc"