diff --git a/SC2213.md b/SC2213.md
index 79a237e..3f148fe 100644
--- a/SC2213.md
+++ b/SC2213.md
@@ -1,4 +1,4 @@
-## getopts specified -n, but it's not handled by this 'case'.
+## getopts specified `-n`, but it's not handled by this `case`.
 
 ### Problematic code: