README.md in trackler-2.2.1.100

- old
+ new

@@ -46,18 +46,16 @@
 
 If you would like color output, you can `require 'minitest/pride'` in
 the test file, or note the alternative instruction, below, for running
 the test file.
 
-In order to run the test, you can run the test file from the exercise
-directory. For example, if the test suite is called
-`hello_world_test.rb`, you can run the following command:
+Run the tests from the exercise directory using the following command:
 
-    ruby hello_world_test.rb
+    ruby point_mutations_test.rb
 
 To include color from the command line:
 
-    ruby -r minitest/pride hello_world_test.rb
+    ruby -r minitest/pride point_mutations_test.rb
 
 
 ## Source
 
 The Calculating Point Mutations problem at Rosalind [http://rosalind.info/problems/hamm/](http://rosalind.info/problems/hamm/)