diff --git a/README.md b/README.md
index ea1479d32d..69cbbf42c3 100644
--- a/README.md
+++ b/README.md
@@ -37,6 +37,12 @@ var html = katex.renderToString("c = \\pm\\sqrt{a^2 + b^2}");
 // '<span class="katex">...</span>'
 ```
 
+Those APIs default to inline math typesetting; for display math you can prepend `\displaystyle` (#66):
+
+```js
+katex.render("\\displaystyle c = \\pm\\sqrt{a^2 + b^2}", element);
+```
+
 Make sure to include the CSS and font files, but there is no need to include the JavaScript.
 
 ## Contributing