diff --git a/README.md b/README.md
index 3162eaad..be14f48f 100644
--- a/README.md
+++ b/README.md
@@ -316,6 +316,11 @@ $ invoke test
 
 and all of the tests in the 'tests/' directory will be run.
 
+To run a test on a single harvester, just type
+```bash
+$ invoke one_test shortname
+```
+
 
 ### Pitfalls