diff --git a/src/rpp/rpp/schedulers/immediate.hpp b/src/rpp/rpp/schedulers/immediate.hpp
index 756302b67..ddd2fc39e 100644
--- a/src/rpp/rpp/schedulers/immediate.hpp
+++ b/src/rpp/rpp/schedulers/immediate.hpp
@@ -47,7 +47,7 @@ namespace rpp::schedulers
    
        std::cout << "Task 1 ends" << std::endl;
        return rpp::schedulers::optional_duration{};
-   }, obse
+   }, observer);
    ```
  *
  * Would lead to: