Minor changes.

diff --git a/testing/Writing.md b/testing/Writing.md
index eca8c0326720413c317192d690a37718cf04998d..27ed97beae18f24f4502f0b69dc11536b04bdd41 100755 (executable)
--- a/testing/Writing.md
+++ b/testing/Writing.md
@@ -154,7 +154,7 @@ This is a standard format that that is supported by a number of xUnit frameworks
     >>> assert_true(expected in actual)
     >>> assert_false(expected in actual)
 
-We can add more information to the failure messages by providing additional string arguments e.g.
+We can add more information to the failure messages by providing additional string arguments, e.g.
 
     >>> assert_true("GTA" in actual, "Expected value was not in the output list")