diff --git a/docs/docs/reference/core.md b/docs/docs/reference/core.md
index 01c0f56..7482bc6 100644
--- a/docs/docs/reference/core.md
+++ b/docs/docs/reference/core.md
@@ -100,7 +100,8 @@ Do not call this.
Applies the a configuration.
### *void* cleanup()
Makes sure that CORE does not leak memory on shutdown/unload. \
-Unloads all custom modules, built-in modules, frees any of CORE's classes and lastly itself.
+Unloads all custom modules, built-in modules, frees any of CORE's classes and lastly itself. \
+Only call this function if you're sure that your application or game no longer uses the CORE Framework.
### *int* register_cleanup_hook(*Callable* callable)
Registers a new cleanup hook. \
Returns the hook id.