diff --git a/integration/README.md b/integration/README.md
index b82159f944..92d8273e49 100644
--- a/integration/README.md
+++ b/integration/README.md
@@ -9,6 +9,8 @@ Requirements for new files in this directory:
 * Every package **must** be named after its directory with `_integration` appended
   * Requiring a different package name for integration tests avoids aliasing with the main package.
 
+These requirements are enforced by a unit test in this directory.
+
 ## Running integration tests
 
 Integration tests require the following environment variables: