diff --git a/README.md b/README.md
index 30351e2..61293ef 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ option of the editor config.
 Add a new Tool to the `tools` property of the Editor.js initial config.
 
 ```javascript
-var editor = EditorJS({
+var editor = new EditorJS({
   ...
 
   tools: {