diff --git a/test/integration/doc.go b/test/integration/doc.go
new file mode 100644
index 0000000..dde368b
--- /dev/null
+++ b/test/integration/doc.go
@@ -0,0 +1,5 @@
+// Package integration holds the end-to-end tests that run against a real Vault
+// dev server. The tests are behind the `integration` build tag; this file
+// keeps the package buildable for a plain `go test ./...`, which otherwise
+// fails on a package whose files are all excluded by build constraints.
+package integration