diff --git a/README.md b/README.md
index a4e2433dba..1847afa33e 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
+> 🚨 This fork has been deprecated. Please use the [official CrewAI repo](https://github.com/joaomdmoura/crewAI).
+
 <div align="center">
 
 ![Logo of crewAI, two people rowing on a boat](./docs/crewai_logo.png)
diff --git a/src/crewai/crew.py b/src/crewai/crew.py
index 892338b40c..0a8adff5e2 100644
--- a/src/crewai/crew.py
+++ b/src/crewai/crew.py
@@ -247,6 +247,9 @@ def _create_task(self, task_config: Dict[str, Any]) -> Task:
         return Task(**task_config, agent=task_agent)
 
     def kickoff(self, inputs: Optional[Dict[str, Any]] = {}) -> str:
+
+        raise DeprecationWarning('🚨 This fork has been deprecated. Please use the official Crew package instead. https://github.com/joaomdmoura/crewAI')
+
         """Starts the crew to work on its assigned tasks."""
         self._execution_span = self._telemetry.crew_execution_span(self)
         self._interpolate_inputs(inputs)  # type: ignore # Argument 1 to "_interpolate_inputs" of "Crew" has incompatible type "dict[str, Any] | None"; expected "dict[str, Any]"