go run-style acceptance tests now requires build tags
diff --git a/acceptance/15-list-keypairs.go b/acceptance/15-list-keypairs.go
index da526e2..1a617ed 100644
--- a/acceptance/15-list-keypairs.go
+++ b/acceptance/15-list-keypairs.go
@@ -1,3 +1,5 @@
+// +build acceptance,old
+
 package main
 
 import (