diff --git a/README.md b/README.md
index 711faed..626a706 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,8 @@
 So bot has its "config_example.json" and it needs to be changed.
 Copy this file to "config.json" and open it with any text editor.  
 
+You should also install [HoloCheckerAPI](https://git.end-play.xyz/profitroll/HoloCheckerAPI) for inline requests to work.  
+
 After all of that you're good to go! Happy using :)
 
 ## To-Do