go run-style acceptance tests now requires build tags
diff --git a/acceptance/12-update-server.go b/acceptance/12-update-server.go
index 8b9e73f..c0191f1 100644
--- a/acceptance/12-update-server.go
+++ b/acceptance/12-update-server.go
@@ -1,3 +1,5 @@
+// +build acceptance,old
+
 package main
 
 import (