--- a/docs/02-reference.markdown Tue May 21 22:55:18 2019 -0400
+++ b/docs/02-reference.markdown Tue May 21 22:56:10 2019 -0400
@@ -140,7 +140,7 @@
* `name` (**required**): a symbol naming the interface.
* `summary` (**required**): a string of a concise, one-line summary of what the program does.
- * `usage` (**required**): a string of a UNIX-style usage summary, e.g. "[OPTIONS] PATTERN [FILE...]".
+ * `usage` (**required**): a string of a UNIX-style usage summary, e.g. `"[OPTIONS] PATTERN [FILE...]"`.
* `help` (**required**): a string of a longer description of the program.
* `manual` (optional): a string to use in place of `help` when rendering a man page.
* `examples` (optional): an alist of `(prose . command)` conses to render as a list of examples.