diff --git a/README.rst b/README.rst
index cd7436bb9b1d8e3085e2127c8bdfd8d327c18b6f..4299b72a910ba2673af0f30ff6f1fcaeb1eb2393 100644
--- a/README.rst
+++ b/README.rst
@@ -32,3 +32,8 @@ Here's an example of using the Python library, complete with caching results:
   if loader.should_cache():
       cache_writer.save_rate(hist_rate)
   # Rates are available from the hist_rates.rates dict.
+
+Running tests
+-------------
+
+Run `./setup.py test` from your checkout directory.