diff --git a/ui-kit/react/react-js-integration.mdx b/ui-kit/react/react-js-integration.mdx
index 113ec6d0e..6ad7d5c22 100644
--- a/ui-kit/react/react-js-integration.mdx
+++ b/ui-kit/react/react-js-integration.mdx
@@ -22,7 +22,7 @@ const UIKitSettings = new UIKitSettingsBuilder()
   .setAuthKey("AUTH_KEY")
   .build();
 
-CometChatUIKit.init(UIKitSettings);
+CometChatUIKit.init(UIKitSettings)!;
 CometChatUIKit.login("UID");
 ```