diff --git a/README.md b/README.md
index 4c2fd35..27debdf 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,6 @@ the build directory.
 Alternatively, you can run the debug server just to verify everything works,
 though be aware that the app will probably be quite slow. To do that, run `yarn start`.
 
-### Serving from subdirectory
+### Serving from a subdirectory
 
 In order to run your own version and serve it from a subdirectory rather than the top level of the domain, add `"homepage": "/subdir-name"` to the `package.json` file.