diff --git a/Command-line.md b/Command-line.md
index 25288c1..ad84539 100644
--- a/Command-line.md
+++ b/Command-line.md
@@ -44,4 +44,4 @@ In addition to the command line option, ensure you have built your code with the
 </pre>
 
 Usually you only want to see reporting for failed tests. Sometimes it's useful to see *all* the output (especially when you don't trust that that test you just added worked first time!).
-To see successully, as well as failing, test results just pass this option.
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+To see successul, as well as failing, test results just pass this option.
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