diff --git a/README.md b/README.md
index 67bd93a..6e6ff60 100644
--- a/README.md
+++ b/README.md
@@ -118,8 +118,8 @@ Configurable via [variables][] (`license-file`).
 
 ### `doctest`
 
-Runs [`doctest`↗︎][] with suitable `--module`, `--prefix`, `opening-delimiter`,
-and `closing-delimiter` values.
+Runs [`doctest`↗︎][] with suitable `--module`, `--prefix`,
+`--opening-delimiter`, and `--closing-delimiter` values.
 
 Configurable via [variables][] (`source-files`, `comment-prefix`,
 `opening-delimiter`, `closing-delimiter`).