diff --git a/README.md b/README.md
index 2b92fc2..435e887 100644
--- a/README.md
+++ b/README.md
@@ -123,7 +123,7 @@ Returns a formatted GraphQL SDL String.
 ```js
 import {formatSdl} from 'format-graphql';
 
-formatGraphql('type Foo { bar: String }');
+formatSdl('type Foo { bar: String }');
 ```
 
 ### Hooks