diff --git a/console_test.go b/console_test.go
index 3cfa77d..8fd1f57 100644
--- a/console_test.go
+++ b/console_test.go
@@ -52,3 +52,5 @@ func (e emailArg) Argument(name string) (string, bool) {
 }
 
 func (e emailArg) Flag(string) (string, bool) { return "", false }
+
+func (e emailArg) Flags(string) []string { return nil }