diff --git a/README.md b/README.md
index da3acffa2..df20da76e 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ critical piece the formatter needs for laying out and wrapping code.
 For example, take the following code:
 
 ```js
-foo(arg1, arg2, arg3);
+foo(arg1, arg2, arg3, arg4);
 ```
 
 That looks like the right way to format it. However, we've all run