diff --git a/builders_test.go b/builders_test.go
new file mode 100644
index 0000000..39500a3
--- /dev/null
+++ b/builders_test.go
@@ -0,0 +1,9 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Temporary file to make the builders happy so there's
+// something buildable in this repo. This can be deleted
+// when other code is added here.
+
+package builders_test