diff --git a/infra/conf/cfgcommon/buildable.go b/infra/conf/cfgcommon/buildable.go
index 1c6ae0b47..38d88796c 100644
--- a/infra/conf/cfgcommon/buildable.go
+++ b/infra/conf/cfgcommon/buildable.go
@@ -1,7 +1,14 @@
 package cfgcommon
 
-import "github.com/golang/protobuf/proto"
+import (
+	"context"
+	"github.com/golang/protobuf/proto"
+)
 
 type Buildable interface {
 	Build() (proto.Message, error)
 }
+
+type BuildableV5 interface {
+	BuildV5(ctx context.Context) (proto.Message, error)
+}