diff --git a/README.md b/README.md
index 2a5a6f0..06e0773 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-API docs written in swagger/redocly format.
+API docs written in OpenAPI (swagger/redocly) format.
 
 * API docs can be rendered into stand-alone HTML with: `npm start`.
 * API text can be linted with `npm test`.