diff --git a/README.md b/README.md
index a9076b54..86531fb7 100644
--- a/README.md
+++ b/README.md
@@ -366,6 +366,7 @@ and the following options:
 ```js
 {
   collapseWhitespace: true,
+  keepClosingSlash: true,
   removeComments: true,
   removeRedundantAttributes: true,
   removeScriptTypeAttributes: true,