diff --git a/docs/TESTS.md b/docs/TESTS.md
index 22b65f5..8772230 100644
--- a/docs/TESTS.md
+++ b/docs/TESTS.md
@@ -4,6 +4,7 @@ The Elm exercise test suites may be run from the exercise directory.
 $ cd exercism/project/directory/elm/hello-world
 $ elm-test *Tests.elm
 ```
+Replace `*` with the name of the exercise you're on, e.g. HelloWorld for the Hello World exercise.
 
 ## Hints and tips