diff --git a/doc/API.md b/doc/API.md
index c82b911..e5c34e2 100644
--- a/doc/API.md
+++ b/doc/API.md
@@ -86,6 +86,8 @@ Add tool.
 eruda.add(new (eruda.Tool.extend({
     name: 'test'
 })));
+
+eruda.add(eruda.Network);
 ```
 
 ## remove
@@ -111,4 +113,4 @@ Hide eruda panel.
 
 ```javascript
 eruda.hide();
-```
\ No newline at end of file
+```