go run-style acceptance tests now requires build tags
diff --git a/acceptance/00-authentication.go b/acceptance/00-authentication.go
index 2374efb..6467203 100644
--- a/acceptance/00-authentication.go
+++ b/acceptance/00-authentication.go
@@ -1,3 +1,5 @@
+// +build acceptance,old
+
 package main
 
 import (